Nominal Dia. 3. The standard tolerance for the hole of grade 8 (IT8)= 25 i= 25 × 0. Tolerance for Lengths of Chamfer Portions (Corner Roundness and Corner Chamfer Sizes) Unit [mm] Tolerance class. Table aii-12. The minimum bonus tolerance is zero, and the maximum is the tolerance field of the feature’s size. W is the key width. The sunk keys are of the following types : 1. H8/f7. 3 Coupling Interchange Chart STANDARD COUPLING NOMENCLATURE A complete standard coupling unit consists of: • Two hubs • One insert • One cover QF25 SPHUB X 1 3/8 UWhen selecting a keyway tolerance, there are two common selec-tions in the metric system. Identifies two or more separate features that should be treated as one such as two planes separated by a keyway. The commonThe keyway is a longitudinal slot in both the shaft and mating part. Pivots, latches, fits of parts exposed to corrosive effects, contamination with dust and thermal or mechanical deformations H9/C9, H9/d10,H9/d9, H8/d9, H8/d8,D10/h9, D9/h9, D9/h8 Running fits with greater clearances without any special requirements for accuracy of guiding shafts. ISO/R 773:1969. bore and key chart, keyway chart, keyway sizes. anit. 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”. JIS B 0401-1. Rotary Shafts - Straight with Keyway Grooves. Metric key keyway dimensions per iso/r773. dIt is used in non-mating assemblies like bearing bushes fitted into the bearing housing, key fitted into the keyway, etc. Steel key stock is an economical choice with good strength. Nominal Bore Diameter. Keyseats and Keyways. 3) Keyway fillet radius to be specified by customer. 127 R Max Typ See Detail B K Ø Ref KK Ø All Around MM Ø and Sides of T1 or T2. 2Iso 286 tolerance fit chart pdf When designing an engineering product the fit required and the appropriate tolerance must be determined. - Series EL couplings supplied with Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways. 10 B. Bore Tolerances Keyway & Setscrew Sizes Setscrew Locations; Mathematical Equations;. 3mm 2. The class fit is specified by tolerance grade (numeral) and by tolerance position (letter). Over To (Incl. 0015 inches to get a clearance fit. Check out this Dowel Pin Slip Fit Tolerance Chart for further consideration on slip fit tolerances. Keyway lengths should be less than 1. 1-1967, ASME standard B17. 30302 is a webpage that provides comprehensive guidance on how to select, install and maintain rolling bearings for various applications. n When referencing the Lovejoy UPC number in this table, include 685144 as a prefix to the number shown. download Table Of Tolerances From Here. 2 +0. Chart shown later in this document gives the number of threads/inch based upon threads series and nominal diameter. keyway js9 tolerance chart web keyway js9 tolerance chart keyway tolerances mechanical engineering other topics may 12th 2018 for shafts 10 to 22mm diameter the keyway key depth tolerance is 0 1mm and it is 0 2mm for shafts 22 to lightPositional tolerances is used to locate features of size from datum planes such as a hole or keyway and used to locate features coaxial to a datum axis. Descriptions of the Thread Series:. Rexnord Industries, LLC, Coupling Group 427-108 5555 S. Table 1 details the appropriate key slot and key sizes for various. 3 S2 6. Preferred tolerance grade ISO 286; International Tolerance Grades For a solid steel shaft of 18mm diameter, with keyway 6 wide x 32 long by 3. GD&T is an important tool that helps engineers communicate the tolerances of a design. For Hub Keyway Height. 0. MIKI PULLEY Clutch and Brake Standard Hole Drilling Standards. Customer Service. A tolerance is described using a letter followed by a number. N = Number of splines. All internal calculations are done using metric millimeters. You can check the tolerance chart below: Table 4 - General Tolerances on Straightness and Flatness Ranges of nominal lengths in mm Tolerance Class H K L up to 10 0. 2; ANSI Shaft and Hub Keyseat Dimensions for Woodruff Keys per. REFERENCE DEPTH. 1-1967, ASME standard B17. 3mm 5mm 5mm 5mm 5mm 6mm 6mm 6mm 8mm 8mm 22mm 24mm 16mm 17mm 19mm 20mm 25mm Keyway Width (w) 10mm 3mm 3mm 1. Keyway Cutter Hole Keyway Dimensional Data for MIlling Centers and Arbors - ANSI/ASME B94. 000 on the keyway) at the max key and min keyway you have a problem and the components are not going to fit and that is why his proposing 0. Whereas the P9 tolerance is a press fit tolerance. Keyway Js9 Tolerance Chart Pdf Getting the books Keyway Js9 Tolerance Chart Pdf now is not type of challenging means. 0005 KEYWAY AND SHAFT DIMENSIONS B-7249 1 B B C D A. To help, we’ve put together the following keyway cheat sheet for. 96 3. Contact. 5. A 2D (line) requirement. 001 6 Model 800 only Bore and shaft tolerances listed below will give the recommended fit for each size clutch. This International Standard specifies the dimensional characteristics of tangential keys and of their corresponding keyways in shaft and hub. T = 393. Insert Arrangements Shell Size Designator Insert Arrangement. Accessories: Retaining Rings 2 Pcs (Retaining. bore and key chart, keyway chart, keyway sizes. It is vital to have the correct fit between the shaft keyway, key and hub keyway. 975-0. 2 Keyways - Dimensions for keyways are given in Table 3. Metric Keyway Tolerance Chart. Failure to do so Notes: Inch bore and keyway tolerances conform to ANSI/AGMA 9002. If you don’t. uring and installation consideration. Hub keyway depth is one-half the nominal height of the key and measured from the side corner. Class V Locational Interference Tolerance Table Chart; Class II Fit Free Fit Tolerance Chart for Holes and Bolts per McDonald Douglas Design Guide "Machining Tolerances". 127 0. Key dimensions: Parallel keys are most commonly used. As in the example above, this requires looking at part alignment and specifying tolerances referencing fit and function. Only the range of key lengths and dimensions of keyways differed for machine tool applications. 1Woodruff Keys. 2Keyway chart. When selecting a keyway tolerance, there are two common selections in the metric system. 625 / . In the example, the upper limit (largest value) for the part is 4. The dimensional charts below relate to metric rectangular keyways and metric rectangular keys, imperial rectangular keyways and imperial rectangular keys and imperial square keyways and imperial square keys. 2 (1978) and ANSI B4. MIKI PULLEY Coupling Standard Hole Drilling Standards. 94 6. Table II reflects interference fits used for NEMA-frame-size motor shafts. 1. 1 -0. 8 Lovejoy machines the bore in all Lovejoy Jaw style hubs with ‘metric’ dimensioned straight bores and keyways to meet the ANSI/AGMA 9112-A04 Standards’ tolerance forMain Key / Keyway Polarization Blue Stripe 0. The letter is the tolerance deviation, the number the tolerance grade. 001) of an inch. A tolerance given that defines how far from a perfect line a feature can be. ISO Tolerance Zones, Allowances, Fit Tolerances Inside Dimensions (Holes) ISO tolerance zones, allowances, fit tolerances; Inside dimensions (holes) acc. The tolerance zone for shaft keyway width b with normal fit is ISO N9 and with close fit ISO P9. Key Size. 18. Slope Key, Gib Head Key and Key Groove Key Nominal Dimension b×h Dimension of Key Groove Reference Reference Dimension of b1, b2 (Sliding Type) Standard Precision Class r1 and r2 Reference Dimension of t1 Reference Dimension of t2 Reference Dimension of t2, t1 Applicable Shaft Dia. Select your units as required. 0. Standard and metric keyway broachesKeyway sizing chart Standard keyway dimensionsKeyway sizing chart. tolerances. Backordered. Keyway Formulae Inch Square (Preferred) Parallel Keys and Keyways (ANSI B17. [3/31/23] Straight Rotary Shafts with Key Grooves are available in 1045 Carbon Steel and 304 Stainless Steel, with the following options for Surface Treatment : Black Oxide, and Electroless Nickel Plating or No Surface Treatment. AA dimensions shown in chart are Baldor typical values meeting or exceeding NEMA. 030 0 +0. Non standard bores and over the keyways. Dimensions in millimetres. The following is listing of those standards: Standard Description BS4235 P Woodruff keys and keyways – same as ISO 391 BS46P1 Specifications, Keys and Keyways – obsolete CSAB232 Keys and Key seatsNSI Shaft and Hub Keyseat Dimensions for Woodruff Keys per. This controls the width of the keyway. 1; Hardware Design. Bore and Keyway dimensions comply with ANSI/AGMA 9002-B04 Standard. TB Wood’s 888-829-6637F1-3 Sure-Flex Plus® Applications Sure-Flex Plus couplings can be found hard at work in many industries. 4 31. Sizes 1100T and larger are furnished for an INTERFERENCE FIT without a setscrew. ISO-TOLERANCE h9 (SLIP FIT) MATERIAL: C 1045 DIN 6880 Key/Flat Stock Hex Rod MATERIAL: C 1045 (replaces former C1028) Size mm 2X2 3X3 4X4 3X5 5X5 4X6 6X6 7X7 5X8 7X8 8X8 10X10 6X10 8X10 12X12 6X12 8X12 14X14 6X14 9X14 10X16 16X16 7X16 11X18 1 Meter Lengths (39") 0. 002" and causing problems assembling. 2500 0. its value has been calculated on. 120. 5 m (500 mm) Lengths (19. Many keyways are milled directly into a shaft or broached into the. The profile of a straight sided spline is defined by. Straight-sided splines for cylindrical shafts with internal centering — Dimensions, tolerances and verification. ISO 2768 tolerance chart OEM metal parts. 5~ X. We use keyed shafts in the gear and shaft assemblies in general. 53 6. Standard and metric keyway broachesTable aii-12. The hole basis fits have four preferred hole tolerances (H11, H9, H8, and H7); the shaft basis fits have four preferred shaft tolerances (h11, h9, h7, and h6) as shown in Table 6-1. 5 1 6 2, 6 2 2 2 4 3 3 3. This is an undersized clearance. 002 -0. We would like to show you a description here but the site won’t allow us. The following tables show standard dimensions for keys and their grooves. , New Berlin, WI 53151-7953 USA Telephone: 262-796-4060 August 2003 Fax: 262-796-4064 e-mail: [email protected]: 0. 2-1978 standards. The webpage also links to a technical data sheet for slewing bearing. 5 +10 +14 +60 +12 +16 +20 +28 +39 +60Keyway dimensionsKeyway sizing chart Metric stepper motor shafts size data tableMetric key keyway dimensions per iso/rtt3 js9 width. H8/f7. The primary function of keys and keyways. 2 Tolerance of a basic size for specific tolerance grade. Key Dimensions The inch and metric dimensions here correspond to common values. 00075-0. For Hub Keyway Height. Dumont CNC - Broaching Inserts; Cutting Width (Decimal Inch): 0. 86 3. I -I w*l-8-4 GIB HEAD TAPER Over I I. 3) Keyway fillet radius to be specified by customer. T Metric trapezoidal thread, 7H: ISO 2903 Axial run-out locating face/thread: 0,06 to 0,16 mm max. 018: 4: 0 -0. Interference Fit Bore Tol. 3/8 . Non standard bores and over the keyways. Read more on how keys and keyways work and what types are available – Keys and Keyways. Keys and keyways BS 46 Part 1 : 1958 Keys and keyway Dimensions-Parallel Rectangular Adve Radius 0. The tolerance system for metric threads is composed of a two sets of a number followed by a letter. The second is a P9 tolerance. Metric keyway tolerances conform to ANSI/AGMA 9112 Normal keyway width tolerance. 8. Keyway width tolerances per BS 4235 P9 fit. New diameter sizes (13, 16, 17, 18 and 22) are added for h9 tolerance types. Gates belts, hoses, and applications: standard & non-standard shaft key. 002 on the key and 0. 5 +. 7530 3. BS 46 Rectangular Taper & Gib Head KeyWay & Key Dimensions. 6 - M 18. 3750. Fit Types. Tolerance Table for Regularly Used Fits Excerpt from JIS B 0401 Table Calculator . 442 2-5/16 2. Keyway Width "D" Nominal. , depending on the lock nut size: ANSI/ABMA Std. keyways available upon request. 950. WooHoo! You subscribed successfully. S2=Tolerance of h× 2 1 S1=Tolerance of b× 2 2. 062 0. Hub "W" Over. 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 Hub “T2. XXXX 0. 587 / 2. Since they fit more loosely than standard keys, these undersized keys are best for uneven keyways or when you need to disassemble parts. Metric module, side fit. 3. Metric Key & Keyway Dimensions Per ISO/R773 – Js9 Width Tolerance «. Slip fit tolerances are ideal for when the part needs to functionally slide (e. Select what material the tool is made from, either HSS or Solid Carbide, and what coating it has (if any). Shaft with Two Keyways Torque Applied Deformation and Stress Equations and Calculator. All dimensions are in millimeters. 0005-. Standard. BS 5686:1986, ISO 14-1982: Specification for straight-sided splines for cylindrical shafts: metric nominal dimensions, tolerances and gauging requirements. 3 or below. This is an unquestionably easy means to specifically get lead by on-line. Grade A, B and C are equal to tolerance grade m, c and v of JIS B 0405 respectively. The common The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. Example 1. Check Details. tolerances according to ISO 7H (shaft spline) and 7n (internal spline) are recommended. WIDTH. 000-0. web keyway js9 tolerance chart the keyway broaches made of hss in tolerancejs9 p9 h9 according to din 6885 are furnished with shims and for the use on materials up to hrc30 br285Metric Keyway Broaches High Speed Steel & TiN Coated Keyway Width (mm) Broach Dimensions (Inch) Standard Keys (mm) No. Size and tolerance, Radius required in keyway, Location tolerance of keyway respective to bore and other keyways) Types of Interface Information Required for Bolted Joints 1. General Tolerances (Excerpt from JIS B 0405 1991/JIS B 0419 1991）. The premise is; if you surrender 10% of the total product tolerance to the gages, you will pass 90% of your product tolerance 100% of the time, if the Go fits and the No-Go does not. Browning. 19-1997 ; Keyway Stresses for Non-metallic Gears and Shafts Formulas and Calculator; Shaft (Arbor) Keyway Dimensionl Data - ANSI/ASME B94. Keyways Index BS 46 Keys and keyway Dimensions-Parallel Rectangular Ref Standard . Minimum Hardness. 7530 3. Bore Size Identification System. ANSI Woodruff Keys. +40 0. 332 Maximum 3. dimensions. 1. 438 . ANSI-B17. • Explain the angularity tolerance. 5 times the shaft diameter to ensure a good load distribution over the entire key length when the shaft becomes twisted when loaded in torsion. KEY DIMENSIONS AND TOLERANCES ;El PARALLEL t. B +0. TOLERANCES ISO. Symbol. 312 / 2. web keyway js9 tolerance chart the keyway broaches made of hss in tolerancejs9 p9 h9 according to din 6885 are furnished with shims and for the use on24mm Bore, 8mm Keyway Width x 3. 5 +0. Keyway width P9 tight fit (standard design) JS9 or N9 loose fit (standard design) Other tolerances / tolerance ranges must be specified separately and require a written agreement. Keyway Depth Keyway Radius Hub "T2" Max "R. 02 0. SLIDING FIT: Not intended to run freely, but to move and turn and locate accurately. 53 2. REFERENCE DEPTH. 2515 0. Check Details. If a press fit is necessary, never exceed . Question: Metric Key Keyway Dimensions Per ISO/R773. You will also find. Recommended ANSI Standard Keys and Keyseats Design per. The basic size of the feature or fit is the dimension the tolerances will be applied to: The zero line in the calculator. To learn how your data will be used, please see our privacy notice. When selecting a keyway tolerance, there are two common selec-tions in the metric system. Shaft Key Seat Depth Control Values S and T for Shaft and Hub ANSI B17. - Series F couplings supplied with 4) All dimensions per AGMA 9002-A86 interference fit bores without set screws commercial standards. Their extra depth in shaft reduces the overturning tendency in its keyway. Size Shaft Dia. 4235 : Part 1 : 1972)Woodruff key is a flat semi-circular or half-moon-shaped disk with a uniform thickness, which directly fits into the semi-circular recess of the shaft. edited by JENNINGS SAVANAH VEGANS GO NUTS Penguin This is a new release of the original 1956 edition. A key is a machine element used to connect a rotating machine element to a shaft. 2 32-80-0. MIKI PULLEY Coupling Standard Hole Drilling Standards. 1/16" 3/32". P9 and D10 width tolerance can be furnished on request. 093 / . For all bore and shaft sizes not listed below use same tolerances and fits as next larger size. T-276 (Autosaved) T-276 (Autosaved) Anbarasan Perumal. Shaft Diameter. to DIN 7157, 1. tolerances. 9 20 12 76 86. 3750. 102 0. Notes: n Tolerances for bore and keyways are found in Engineering Data section (pages ED-10 and ED-11). British ISO Metric Screw Threads Designations. 1 1. 4. 5or more. 002" / - 0. d. LOOSE RUNNING: Fit for wide commercial tolerances. 5 times the shaft diameter to ensure a good load distribution over the entire key length when the shaft becomes twisted when loaded in torsion. Tolerance Rating. 25 m (250 mm) Lengths. Taper keys with or without gib head and their corresponding keyways. - The maximum tolerance describes the. 1. 5 times the shaft diameter to ensure good load distribution over the key length when the shaft is loaded in torsion. Adriaan. Keyway dimensions table aii. The advantage of the Js9 tolerance is that the key can be inserted and theEngineering, Manufacturing Tolerance Limits Fits Charts. ASME B1. Check hubs, shafts, and keyways for burrs. pdf New year, new designs tips. Recommendations for key size, length and keyway depth as a function of shaft diameter are provided in ASME Standards B17. BEST made the first small format interchangeable core in 1921, setting an industry standard that has been. 5 H11/g8” to specify tolerances. Key Dimensions The inch and metric dimensions here. Unless otherwise specified, the shaft keyway is assumed to be standard. The last two digits give the nominal diameter B in eighths of an inch and the digits preceding the last two give the nominal width W in thirty. 252, the bonus tolerance is 0. Keyway depth and fillet radius per BS 4235. This is an undersized clearance. In order to avoid stress concentration, leave radii on the keyway corners. Web Price. 6. all dimensions in inches. However the control of the width in this case is superceeded by the tighter parallelism callout. This is an utterly easy means to specifically get guide by on-line. BOTTOM OF SHAFT TO BOTTOM OF KEYWAY. Refer to the Factory for larger coupling sizes. Oversized. Blog GD&T Quiz Print Reading Quiz Guide to Team GD&T Training Orthographic Projection Chart Drill Tap Chart ASME Y14. 000/+. 1) This Standard defines preferred tolerances for limits and fits for nonthreaded cylindrical features and defines specific sizes, fits, tolerances, and allowances for use where they are applicable. 25 m (250 mm) Lengths (9. The key and key seat cross section are ISO standardized. industry accepted ANSI/AGMA 9002-B04 Standards’ tolerance for common keyways and clearance fit bores unless otherwise specified. With tight tolerances and top-quality materials, our keys and cores set the standard for security and functionality. 1 tolerance charts are provided in thousandths (. Provided by TNN Engineering. Tolerance for key length Tolerance for keyway length 6-28-0. 2(H, K, and L), this part including General Geometrical Tolerances range of flatness & straightness, cylindricity, and circularity. This publication is intended to provide dimensions and tolerances, which permit bushings made by one manufacturer to be used to mount sheaves or other products made by. Keyseat Alignment Tolerances: A tolerance of 0. ISO system of limits and fits Part 1: Bases of tolerances, deviations and fits per. the spline connection, then major diameter transition fit (or interference fit) according to ISO (outside shaft diameter toler-ance H7 and major internal diameter tolerance n7 (or H7/p7These pockets in shafts are directly cut by using woodruff keyway cutters. 469 Minimum 3. Minimum Hardness. Get a quote +61 7 3271 5424. If held to these tolerances, cutting tools, material stock, and gages are generally available throughout the world. Rotary Table - Indexing Chart Worm Gear Ratio 90:1. LOOSE RUNNING: Fit for wide commercial tolerances. Unless otherwise specified, the shaft keyway is assumed to be standard. 0000 0. Keyway dimensions and tolerances listed in Table 5 were specified according to ISO/R773 (Normal Fit). Thru Width "W" Height "H" Nominal Min. Woodruff keys work well near shaft shoulders and on tapered shafts. 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. Oversized. Hub Keyway Tolerance . Slope Key, Gib Head Key and Key Groove Key Nominal Dimension b×h Dimension of Key Groove Reference Reference Dimension of b1, b2 (Sliding Type) Standard Precision Class r1 and r2 Reference Dimension of t1 Reference Dimension of t2 Reference Dimension of t2, t1 Applicable Shaft Dia. This standard is intended to provide dimensions and tolerances, which will permit bushings made by one manufacturer to be used to mount sheaves or other products made by a different manufacturer. Another name for a Keyway is a Keyseat, since the Key is seated in the Keyseat. A position tolerance is the total permissible variation in the location of a feature about its exact true position. One of the following methods should be used to specify keyways: Metric: WxH Key W x T2 Keyway British: WxH12 Key W x H Keyway ISO Standard-mm Imperial -Inches * Groove dimensions for woodruff keys DIN 6888 in accordance with DIN 6885 Sheet 1 (with back clearance) BS 4235 Pt. Standards such as BS 46, ANSI B17. 19-1997; Design of Square Key and Keyway (Wood Ruff) Stress, Shear and Torque; Metric Key Keyway. This is a ± band clearance where the value of the tolerance is equally oversized or undersized. Keys and keyways secure the hub and shaft to prevent relative movement between a power transmitting shaft and an attached component. Detailed width tolerance information is best drawn from the manufacturer. broached internal keyway possibly has larger than . 628 2. Cross-section of a parallel keyed joint. Metric Keyway Tolerance Chart. This may also be written in this standard are intended for single key appli- a s shaft keyseat or hub keyseat when describing cations only. The advantage of the Js9 tolerance is that the key can be inserted and the gear manipulated without much difficulty. ISO-TOLERANCE h9 (SLIP FIT) MATERIAL: C 1045 DIN 6880 Key/Flat Stock Hex Rod MATERIAL: C 1045 (replaces former C1028) Size mm 2X2 3X3 4X4 3X5 5X5 4X6 6X6 7X7 5X8 7X8 8X8 10X10 6X10 8X10 12X12 6X12 8X12 14X14 6X14 9X14 10X16 16X16 7X16 11X18 1 Meter Lengths (39") 0. 5mm Keyway Depth, Type H Sprocket Bushing. Mechanical Tolerance Chart Data. 4 Coupling Interchange Chart Gear Couplings QUICK FLEX® with black insert high-speed split cover Part # Torque Nm Max Bore mm Part # Torque Nm Max Bore mm 101 1,140 44 QF25 1,407 50 101-1/4 1,756 47 QF50 2,992 60ISO 2768-1 stands for the general tolerances for linear and angular dimensions without individual tolerance indications, ISO 2768-1 indicates the linear dimensions and angular dimensions such as external sizes, internal sizes, step sizes, diameters, radii, distances, external radii, and chamfer heights for broken edges. 3 l S1 6. The key length should be less than about 1. Each tolerance has a maximum and minimum. 093 / . 000. 0640 0. The s i z e s and tolerances contained groove in a sha€tor hub. ISO Hardware Specifications Table. manufacturing tolerances, preferred fits and tolerances charts iso, din 6885 stainless steel keys stamel ro, parallel metric keys and keyway dimensions,. 597 7/16 . You could not by yourself going with books store or library or borrowing from your contacts to way in them. 8 6 6 23 30 8 3. ANSI B17. $17. Metric Key Keyway Dimensions Per ISO/R773 - Js9 Width Tolerance. The hub keyway is dimensioned by its width and depth on the shaft – keyway sides. E-157 Sprocket Tooth Dimensions Sprocket Tooth Dimensions THR t1 t2 t4 M3 Single Hot Rolled Steel PlateKEYSHAFT Keyed Shaft, Diameter 3/4 in, Keyway 3/16 in x 3/32 in. Standard keyway sizes chartKeyway tolerance Keyway slot tolerancesMetric key keyway dimensions per iso/r773. KA F m D b A KB B L KC C 2-C0. 84 31. dimensions standard keyways keys r773 pdf bores shaft hub depth diameter standards engineering table edge widthKeyway tolerances bore Keyway dimensions table aiiShaft standard. Metric key keyway dimensions Keyway metric dimensions key iso tolerance js9 r773 width per depth hub t2 height radius text mill question answered hasn Shaft diameter solid keyway uniform. Width. 26 Representing Tolerance Values Tolerances are represented as direct limits or as tolerance values.