Choose from our selection of shaft keys, including rounded machine keys, machine keys, and more. Width. Get In Touch. 1/2. Mount the adapter to the workpiece shaft using a full key in the shaft keyway and fill the half-key void in the opposite side of the adapter with a half-key (see Figure 6-22 B). Shallow. 5 +. The essential data for this standard have been extracted from ISO Recommendations R 7731) and R 7742). The common specification dimension, Key Size, is highlighted. Keyway Width. The flat key is the standard part, its two sides are the working surface, to transmit the torque. Shaft Keys 101 | Machine Design. Keyway Dimensions. The standard lengths for shafts are 5m, 6m, and 7m, but they are usually taken as 1m to 2m. 3/32" key depth (standard square keystock size for the shaft is 3/16") 1044 stress proof steel series, 303. Choose from our. Depth of keyway is measured at CENTRE. International Standard IS0 3912 was developed by Technical Committee ISO/TC 14, Shafts for machinery and accessories, and was circulated to the member. These frictionalAccording to OSHA Standard 1910. We stock pre keyed shafting in many diameters, including metric diameters, with standard keyways. 2515 0. Inch (ANSI/AGMA 9002-B4) Metric (ISO/R773) corresponding keyways for Metric shafts are listed below in Table 2. Definition of shaft Standard shaft sizes Standard shaft materials Design of shaft based on strength 8. Lecture1: Design of Shaft 26. Unless otherwise specified, the shaft keyway is assumed to be standard. These shafts have keyways only on the ends, leaving a plain shaft in the center. We stock pre keyed shafting in many diameters, including metric diameters, with standard keyways. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys. Shaft and hub keyway dimensions. The height of inch keys decreases by 1/8" for every 12" of length. 0 2 2 9 10 3 1. 5 times the shaft diameter to ensure a good load distribution over the entire key length when the shaft loaded in torsion. 18% of the ultimate strength in tension for shafts18% of the ultimate strength in tension for shafts without keyways. TruKey® Shafting from Keystone is designed to provide the straightest, most accurate keyed shafting, in the industry. 2 mm. Haven't seen a standard key or a woodruff key used as a shear point. Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. Special keyway configurations. Stocked in: Steel; Stainless Steel; Specifications. Related terms:. Interference Fit Bore Tol. Shaft /Hub/keyway material (BS EN 10083 C45 normalised. Here, a case study taken on ball mill shaft keyway for investigation of stress concentration factor. Same deal if using a pulley/shaft/sprocket with a taper lock hub. Standard Metric Keys & Keyways for Metric Bores with One Key • Couplings All Types (Page 1 of 2) Metric Key & Keyway Dimensions Per ISO/R773 – Js9 Width Tolerance Key & Keyway Dimensions – Millimeters Falk Coupling Hub Keyway Dimensions – Inches Shaft Diameter “D” Key Size Nominal Keyway Width Hub “W” Keyway Depth. Tapered Gib Keys. These shafts have keyways only on the ends, leaving a plain shaft in the center. The key length should be less than about 1. The advantage of the Js9 tolerance is that the key can be Keys shaft rectangular types key chart hub designs tapered machine selection5/8" od keyed shafting with a 3/16" full keyway Metric key keyway dimensions per iso/rtt3 js9 widthMetric key keyway dimensions. 25. 487 Minimum 2. While popular on external shaft keyways, milling is much less popular for cutting the inside. For reliable shaft connections, keyless locking devices may be the answer. The hollow saddle key is a taper key that fits in a keyway in the hub. Shaft and hub keyway dimensions. pdf. 1 . Hex, round, and step profiles are available to mate. 1 for imperial dimensions and DIN 6885 for metric dimensions. That combined amount of clearance forgives a few thousandths of off-centeredness to a shaft keyway. 19-1997; Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque; Parallel Key. * j6, k6, and m6 are used for new standard motor shafts. by Crystal Bemis on August 1, 2022. d. The shaft key can fix, only if the shaft has a key seat and the hub has a keyway. ANSI/AGMA 9002-A86 was based upon the design criteria related to bores and keyways in coupling hubs that had evolved over many years of successful industry. Keyway Bore Diameter Size Bore Reference -0. metric bores with metric keyways, or shaft keyseat tolerances. 1 Shaft Shaft is a common and important machine element. 3) Keyway fillet radius to be specified by customer. In reply to #10. This is an undersized clearance. The gib head makes them easy to remove when parts need to be taken apart frequently, such as for maintenance or prototyping. EN Standard. T. ISO/TC 14. ISO/R 773:1969. 1. To confirm the status of any standard, identify the replacement standard if it is obsolete and/or purchase the standard please use. Keyway (Hub) Radius r. Shaft standard key sizes rectangular gates keys diameters most non std readily availableMetric key keyway shaft standard keyways falk keys bores resources industrial Shaft and hub keyway dimensionsKey allen hex wrench keys set bolts types alley supply competitive prices details alibaba fairwell. Keyways - Js9 and P9 Shafts – k6, j6, h6, m6, s6, g6, n6 and p6 Bores – H7, H8, F7, P7, T7, R7, N7, M7 . 6 6. Rectangular-faced keys are used for larger shaft diameters and square keys are used for shafts smaller than 6. Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. 28. 0:00 Intro00:10 Making spline part4:12 Adding shafts5. Total revolutions of shaft = 900x 10 6 revs. Because this key stock is slightly larger than standard key stock, keys will fit tightly in worn keyways. The Reverse, numbered, Primus, Everest, and Quad key. It might be worth roughing the keyway underwidth by 1/16" and then profile cut both sides with a nice sharp carbide to straighten. Machine Key Comprehensive Guide. Since most inch shaft Tolerancing is controlled by NEMA and/or AGMA, (both standards agree up to 6. Keys and keyways BS 46 Part 1 : 1958 Keys and keyway Dimensions-Parallel Rectangular Adve Radius 0. 5. d w +0. A rounded bottom allows these keys to rock in their seat to relieve stress on the shaft caused by vibration or misalignment. 112 MPa for shafts without allowance for keyways; 84 MPa for shafts with allowance for keyways; The most commonly used material for developing power-transmission shafts are Hot rolled steel bars, low-carbon steel, or an alloy (AISI/SAE 4140, 4340, and 8620). To ensure an adequate factor of safety in the design of a shaft with standard keyway (width, one-quarter, and depth, one-eighth of shaft diameter), the former Code for Transmission Shafting tentatively recommended that shafts with keyways be designed on the basis of a solid circular shaft using not more than 75 percent of the working stress. Clean delicate surfaces inside tubes, pipes, and holes. Install them in keyways to transmit torque from shafts to gears and other components. They are called “keys” because they lock a component to the shaft by means of a corresponding keyway in a shaft. 060 +0. 1 mm) in diameter. 5000 2. This standard covers the size, type and tolerances of parallel and taper keys and keyseats, and their relationship to shaft diameters and bore diameters. w = Width of the keyway, d = Diameter of shaft, and h = Depth of keyway =Thickness of key (t )/2Applied shaft diameter d Key size Keyway size; b h c or r Standard size of b1 and b2 b1 tolerance （H8） b2 tolerance （F7） r1 and r2 t1 t2; Standard size Tolerance（p7） Standard size Tolerance （h9） Standard size Tolerance Standard size Tolerance; 4×4: 10 or more and 13 or below: 4 +0. Nearly every shaft diameter has a corresponding standard keyway width and depth – this calculator helps you find it. 75 inches (19. 3D Printing & CAD. 2500 0. F. We would like to show you a description here but the site won’t allow us. Keystock is available in both inch and metric sizes. To confirm the status of any standard, identify the replacement standard if it is obsolete and/or purchase the standard please use. 1The tables below show the dimensions of a straight sided spline in accordance with BS 5686:1986, ISO 14-1982: Specification for straight-sided splines for cylindrical shafts: metric nominal dimensions, tolerances and gauging requirements. 1) of the diameter of the shaft. The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. 3 Keys and Keyways P gear d T a b bearings are self-aligning l so act as simple supports FIGURE P9-3 P9-03. In Figure 2-22 a, the fillet in one corner of the keyway was radiused. The table above shows the dimension of the keyway / keyseat for each available hub bore diameter. 4235 : PART 1 : 1972 Imperial – Rectangular B. 9-11, and 9-12 Figure 9. TruKey® Shafting from Keystone is designed to provide the straightest, most accurate keyed shafting, in the industry. 360 Minimum 2. AUTOMATION & IIOT. 020 0. B. ISO/R 774:1969. The keys are square or rectangular. 000 Keyway Depth ( t ) All sizes +0. 025 mm and +0. Dimensions: Shaft Diameter (A): 2-15/16" Keyway Width (B): 3/4" Keyway Depth (C): 3/8" Shaft Material: 1018 Steel; Phone: (407) 347-3519 Email: sales. Shafts with keyways can catch clothing easily. Be wary of the hub wall thickness. The commonKeyed Shafting 1045 - Key Shaft. The bottom portion of the Woodruff key fits into the circular keyway in the shaft. The intention of the keys/keyways is to allow axial motion of a female sleeve to which the keys are mounted while preventing rotational motion. Rigid Couplings. 000 Min. A list of standard keyway and corresponding key sizes for English shafts are listed below in Table 1. Fit pulley with taper bush on shaft and locate in desired position. Standard and metric keyway broachesTable aii-12. ASME standard B17. See dimensions W and h in Figure 1. Standard keyway dimensionsKeyway chart Keyshaft keyed shaft, diameter 1 7/16 in, keyway 3/8 in x 3/16 inKeyway slot key shaft. Check how the old prop fits the taper shaft and the amount of draw - i. The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. 2 - Woodruff Keys and Keyways; B18. BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways. The keyless POWER-LOCK connection is durable and not affected by torsional load reversal or impact, which can damage keys and keyway connections. %PDF-1. Referencing Figure 1, the keyway dimension is W x T1. S. d. This is a ± band clearanceProblem that I see is that the bush is going to allow the key to "work" side to side, and to use a technical term, "waller" out the keyway, probably the shaft keyway. Width b: Depth : Radius R: Nom: Tolerance Class: Shaft t 1: Hub t 2: Normal: Close: Shaft N9: Hub Js9: Shaft & Hub P6:. For more information, to get a formal quote on 2" keyed shaft, or for pricing on any of its accompanying components/ accessories please contact us and we will be happy to assist you. 2. Linear motion. N = Number of splines. Nominal Shaft Diameter Nominal Key Size Normal Keyseat Depth Types. Standard keyways provide added torque capacity and fixed shaft phasing. It is a rotating member, in. Keys shaft rectangular types key chart hub designs tapered machine selectionStandard keyway size chart Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k. All keyed Shafting is guaranteed to fit on a bearing, and the ends can be. Unused keyways shall be filled up or covered. The key length should be less than about 1. Gear Products and Suppliers | Gear Knowledge Menu. 477 Maximum 2. The following relation for the weakening effect of the keyway is based on the experimental results by; H. C +0. This is according the DIN OK. Keyway toleranceKeyway-and-key-size-dimensions. standard product offering consists of over 4000 shaft collars, rigid shaft couplings and specialty mechanical components. Choose from our selection of parallel keys, including rounded machine keys, machine keys, and more. As noted in it "This is a condensation of the standards on motors included in NEMA Standards Publication Motors and Generators, MG 1-2006. The entire setup is referred to as a keyed joint. The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. js9 widthKeyway dimensions Key and keyway dimensions (control in motion. 000 Over 1" +0. Shallow keyway depths must exceed 2/3 of the full keyway depth of the square keys shown above. Width. The depth of the keyway weakens the shaft. js9 widt. All keyed Shafting is guaranteed to fit on a bearing, and the ends can be chamfered. (a) end-milled or profile keyway; (b) sled-runner keyway Fig. 020 0. 2. NOMINAL SHAFT DIAMETER BOTTOM OF SHAFT TO BOTTOM OF KEYWAY WIDTH. 2-1967. Re-design the shaft shown below to be a uniform,Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key All torque transmissions resourcesKeyway chart bore resources torque alltorquetransmissions. 1890 0. Install them in keyways to transmit torque from shafts to gears and other components. DIN-Keys & Keyways to ISO Diameter d in accordance to DIN 6885/1 in accordance to DIN 6885/3 above to Width b 1) Depth h Shaft Keyway Depth t₁ Hub Keyway Depth d = t₂ Width b 2) Depth h Shaft Keyway Depth t₁ Hub Keyway Depth d = t₂ mm mm mm mm mm mm mm. NOMINAL SHAFT DIAMETER. 1 1. This standard does not apply to: - couplings attached to shafts without keys, see ANSI/AGMA 9103-B08;A shaft key is a small metallic component mounted between the shaft and hub to restrict the relative motion. Re-design the shaft shown below to be a uniform,Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k key All torque transmissions resourcesKeyway chart bore resources torque alltorquetransmissions. 3/64. 5 SHAPE, DIMENSIONS AND TOLERANCES OF KEYWAYS 8 -4 X Sect ion X-X Detail A Vaiues in millimetres Shaft Keyl ) Keyway Diameter d Width b Depth*) Sect ion bXh Radius r Tolerante for class fit Free Normal Close Shaft tl Shaft Hub Hub and hub H9 DIO IV9 Js9 P9 nom. 010. 5000 2. Box 12086 Omaha, NE 68112-2086 Along with keyway size tolerances and keyway depth sizes, some standards also provide information on the recommended key size and keyway depth as a function of shaft diameter. 88 Lecture1: Design of Shaft 33. 48 products. Shaft Dia. The keyway dimensions are also different from the English system. Keyway (Shaft. Or clamp the machine to a flat surface, and you can cut motor mount slots. BS ISO 4156:2005_1: Straight cylindrical involute splines. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys. 5 Interference Fits Components can be attached to a shaft without a key or spline by using. It is likely to slip round the shaft under. This technique is used for parts like a gear, hub or pulley. Explanation of the constructions of tangent keys is not an easy thing. 000 / +0. 2. comShaft end diameter 180mm. 110 mm to 140 mm – 15 mm step. Page 1420 | Modi˜cation standads DIN 6885 Keyway, key details Extract Page 1 heavy type d b P9 / JS9 Hub keyway b P9 / N9 Shaft keyway h t 1 = d + t 2 t 2 t 3 = d – t 4 t 4 6 2 2 2 7 1 +0,1 4,8 1,2 +0,1 Keys and keyways. If a setscrew is required, drill and tap over keyway as shown in Figure 3. 062 0. Technical Information Keysteel & Chalk Catalogue Keyway Standards – IMPERIAL 2. 19-1997 1, the Metric key size is W x T. Unless otherwise specified, the shaft keyway is assumed to be standard. These easy-to-adjust components maintain perpendicularity to <0. A keyway is provided on the shaft and also on the hub or on a pulley to connect together the conjugate parts by inserting the key in between. 020 0. When selecting a keyway tolerance, there are two common selec-tions in the metric system. ANSI/AGMA 9002-A86 was based upon the design criteria related to bores and keyways in coupling hubs that had evolved over many years of successful industry practice. Keyway broach 1/16 to 1-1/2 inch, 2. Keyway dimensionsMetric key keyway dimensions per iso/rtt3 js9 width Inch keyway chart ansi agma shaft key width b4 dimensions diameter nominal reference motor electricKeys keyway metric standard keyways sizes engineering shaft key parallel square fit fits mechanical data rectangular british limits figure. Tapers - charts and how to measure. As noted above, when selecting a keyway tolerance, there are two common selections in the metric system. You can measure the taper bore of a propeller with digital vernier calipers. 3. Shaft Diameter vs Key Sizes Design Recommendations Gear Products and Suppliers | Gear Knowledge Menu Recommended ANSI Standard Keys and Keyseats Design per. Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque Equations and Calculator. 6 mm. Related. Woodruff keys work well near shaft shoulders and on tapered shafts. When flywheel extends into pit or is within 12 inches of floor, a standard toeboard shall also be provided; (iii) When the upper rim of flywheel protrudes through a working floor,. 19-1997. 5. Keyways play a crucial role in mechanical systems, enabling power transmission between shafts and other machine elements. For more information, to get a formal quote on 3-7/16" keyed shaft, or for pricing on any of its accompanying components/ accessories please contact us and we will be happy to assist you. Parallel shaft keys are a type of machine element used to secure the relative rotational position of shafts and components such as gears, pulleys, or couplings that are mounted on them. Keyshaft keyed shaft, diameter 1 7/16 in, keyway 3/8 in x 3/16 inKeyway parallel keyways metric t2 wxh bores Keyway keyed keyways boresGates belts, hoses, and applications: standard & non-standard shaft key. The shaft is supported on bearings and it rotates a set of gears orshown in Fig. Keys with greater width tolerance. 1265 0. 5 SHAPE, DIMENSIONS AND TOLERANCES OF KEYWAYS 8 -4 X Sect ion X-X Detail A Vaiues in millimetres Shaft Keyl ) Keyway Diameter d Width b Depth*) Sect ion bXh Radius r Tolerante for class fit Free Normal Close Shaft tl Shaft Hub Hub and hub H9 DIO IV9 Js9 P9 nom. Using shape optimization by providing chamfer and fillet at corners, it is shown that. 1 9 3 +0. 5020 2. Keyway toleranceKeyway-and-key-size-dimensions. Easily calculate the values required to cut keyseats and keyways. Standard Metric Keys Keyways for Metric Bores with One Key. Install them in keyways to transmit torque from shafts to gears and other components. pdf Shaft Design for Problems 9-6, 9-9. 002 -0. The connection level key is placed in the keyway of the shaft and shaft parts. Key width: 45mm. He explains that for specifying keyways, it must be noted that there are very well established standards for dimensions, which can be found in Machinery’s Handbook, or ANSI B17. MPTA-C6m-2009 FAQ ON METRIC BORES AND KEYWAYS IN COUPLINGSThis International Standard specifies the dimensional characteristics of tangential keys and of their corresponding keyways in shaft and hub. 94 inch. 19-1997 ; Keyway Stresses for Non-metallic Gears and Shafts Formulas and Calculator; Shaft (Arbor) Keyway Dimensionl Data - ANSI/ASME B94. Straight Sided Spline Dimensions. The shaft key is a machined element used for connecting the transmission shaft to rotating parts like gear. Referencing Figure 1, the keyway dimension is W x T 1. What does H8 tolerance mean? H8 (hole) tolerance range = +0. 1-1943 standard. 0005 inch per inch of length for keyseat lengths. Machining of square shafts with rounded ends (with or without keyways) Other machining available upon request per prints provided (drill, tap, threading) For Keyway MM Dimensions – see the table at. 1BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways. 3. The gear can then be fitted onto the shaft and the keyway on the gear will fit over the key, inserted in the shaft. 3125 0. ). The Half portion of the shaft key fix. To view the full content, you will. Most keyways in a shaft are half the height of the key plus . 018 0RoyMech Resources Keyways BS 46 :1958 Parallel Keys and Keyway Dimensions These Pages include various standards. clearance fit bores with set screws. Metric Standard Parallel Keyway and Key Sizes Shaft Diameter (mm) Keyway (mm) Key (mm)* From To Width (W) Depth (h) Width (W) Depth (T) 6 8 2 1. Keyway dimensionsKeyway sizing chart Metric stepper motor shafts size data tableMetric key keyway dimensions per iso/rtt3 js9 width. Keyway (Hub) Radius r. Bore Diameter: 1. 5000 2. Pul1 up on. Shaft Keyseats/Hub Keyways Standard Keyseats/Keyways. the depth of a keyway is an important taken every Shaft keyway depth calculatorKeyway misumi. This Standard covers the size, type and tolerances of parallel and taper keys and keyseats, and their relationship to shaft diameters and bore diameters. Reactions: graham-xrf. Unless otherwise specified, the shaft keyway is assumed to be standard. 3 h 1 2t t h d c c h b 6. Keyways Index BS 46 Keys and keyway Dimensions-Parallel Rectangular Ref Standard . 18 1. 4. ing can be used for different shaft sizes They are easy to prepare, quick to install and provide a low-cost solution But they are also surprisingly ineffective When keyways are cut into components and shafts, they reduce the cross section (fig 2), and conse-quently the strength of the machined parts Keys and keyways may also require a clearance. 3 mm) in diameter with the standard bar clamp. from the split. It is noted that this is equivalent to a stress concentration. Keyway and Key Size Dimensions * Common dimension specification English Standard Keyway and Key Sizes Shaft Diameter (in) Keyway (in)* Key (in) From To Width (W) Depth (T 1) Width (W) Depth (T) 5/16 7/16 3/32 3/64 3/32 3/32 1/2 9/16 1/8 1/16 1/8 1/8 5/8 7/8 3/16 3/32 3/16 3/16 15/16 1-1/4 1/4 1/8 1/4 1/4 1-5/16 1-3/8 5/16 5/32 5/16 5/16 Standard Keyways: (Used on all of our shafting) “Plain” Shafting available on all Steel grades. 050 mm to −0. This is a +/- band clearance; the value of the tolerance is equally oversized or undersized. The key and key seat cross section are ISO standardized. 000 +. They are also often used on tapered shafts. Recommended Hub Keyway Dimensions (mm) Reference AGMA 9112-A04 Standard metric keyway width tolerance per Js9 Imperial Standard Bore and Keyway Info Recommended Bore Tolerance for Imperial Shafts (Inches) Nominal Shaft Range Shaft Tol. Re-design the shaft shown below to be a uniform,Keyway chart Shaft standard key sizes rectangular gates keys diameters most. js9 widthKeyway dimensions Key and keyway dimensions. Dimensions: Shaft Diameter (A): 3-7/16" Keyway Width (B): 7/8" Keyway Depth (C): 7/16" Shaft Material: 1018 Steel; Phone: (407) 347-3519 Email: sales. The keyway in the shaft is in the form Of a semicircular recess with the same Fig. Although similar in principle to BS 46-1, for inch. Keyway Depth (Normally 1/2 of width) Total Height (X) = Depth (Y) = Metric Calculator Bore Size. . 000 for all standard keyways BORE, KEYWAY & SET SCREW INFORMATION MECHANICAL P. Key (engineering) In mechanical engineering, a key is a machine element used to connect a rotating machine element to a shaft. You are here: Home > Knowledge Base > Standard Keyway Dimensions. ASME Code for steel purchased under definite specificationsstandard keyway design in section 5. The shaft's diameters that can be used are 3-inch, 4-inch and 4 5/16-inches. KEYSHAFT Keyed Shaft, Diameter 3/4 in, Keyway 3/16 in x 3/32 in. Title: Tables. Rigid shaft couplings are available with or without keyways in one- and two-piece and set screw designs. Key Stock is cold drawn to exacting tolerances with sharp corners, perpendicular and parallel sides, and smooth, bright surface finishes. H-M Supporter Gold Member. Max. where, the Standard Dimension for key = 14mm x 9 mm. 2 mm, but the shaft had a keyway. We carry a wide range of products with keyways, including bushings and roller chain sprockets. Hollow saddle keys. Variations of machine keys include parallel keys, tapered keys, Woodruff keys, hi-pro keys, and non-rok keys. 1910. Keys shaft rectangular types key chart hub designs tapered machine selectionStandard keyway size chart Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k keyKeyway sizing chart. Rectangular-faced keys are used for larger shaft diameters and square keys are used for shafts smaller than 6. Set screws and pins can also work as an alternative to the keyed joint. Keyway Bore (inches) Reference Height (d) 1. ANSI B18. keyways in the shaft members than to keyways in coupling hub bores. 012: 4: 0 -0. G&G Manufacturing Company 4432 McKinley Street P. Figure 2 — Types of key and position of keyway in shaft 18 Table 1 — Rectangular parallel keys, keyways and keybars 4 Table 2 — Square parallel keys, keyways and keybars 6 Table 3 — Rectangular taper keys and keyways, gib-head or plain 9 Table 4 — Square taper keys and keyways, gib-head or plain 10 Table 5 — Woodruff keys and keyways 12 1) Unless specified by the customer: 2) Actual shaft fit will vary depending on - Series S couplings supplied with actual shaft diameters. For special purposes, stainless steel shafts usually of steel designation 304 or 316 shall be used. ANSI/AGMA 9002-C14. The width of the key (W) is 350 (0. imperial (pre-war) keyways diameter key shaft hub over incl w h width tol. This key seems undersized on both counts. I'm reverse engineering a shaft with impellers that have these rounded keyways, but I need to know what the clearance should be between the hub and the top of the key and the rest of the. BS 46 Part 1 : 1958 Square Keys and keyway Dimensions. As with all functions of the Machinist's Calculator, linear values can be. AUTOMATION & IIOT. Keys shaft rectangular types key chart hub designs tapered machine selectionStandard keyway size chart Metric woodruff keys are supplied to din 6888 / iso 3912 in c45k. 5 Power rating Power ratings of shafts are presented in Tables 2-7. A rounded bottom allows these keys to rock in their seat to relieve stress on the shaft caused by vibration or misalignment. 3). Index the adapter 180 degrees on rotor shaft (see Figure 6-22 C). 1 Class 1 standards for dimensions and tolerances. Where a key is to be used it should be side fitting with top clearance. DIN 6885/1 :- Definition.