Specifying and dimensioning metric keys and keyways varies significantly tem, it is the standard practice to specify the key size. In the English and.

U.S. Customary Inch / Clearance-fit and interference-fit Bore and. Keyway Standards. Bore and Keyway dimensions comply with ANSI/AGMA 9002-B04 Standard.

KeyWay /Key Dimensions. keyways /keys dimension in accordance with BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys 

Square Keyway Tolerances 3/8 .3750 7/16 .4375 Page 1 of 6. PFEIFER INDUSTRIES, LLC. 2180 Corporate Lane, Suite 104 ~ Naperville, IL 60563 USA Phone (630) 596-9000 Fax (630) 596-9002 E-mail: [email protected] Web site: www.pfeiferindustries.com Keyway Bore Diameter Size Bore Reference -0.000 / +0.010

American system, the keyway in the hub is dimensioned by the width and the depth at the side, but in the metric system the keyway is dimensioned # Tolerance each on T1 and T2 (1" -14") is - .000/+.006" # Tolerance each on T1 and T2 (16"-20") is-.000/+.010" Keyway Dimensions to BS 46 Part 1-1958 In the absence of specific details

tolerances, poor installation practices, thermal growth or shrinkage, foundation movement, and/or component wear. The combination of angular and parallel misalignment within a system may be more detrimental to the coupling and equipment than

Key and Their Corresponding Keyways Shape and dimensions of parallel key and keyway Shape and dimensions of taper key, headed taper key and keyway Excerpt from JIS B 1301:1996 S1 = b's tolerance× 1 2 S2 = h's tolerance× 1 2 h2 = h, f = h, e ≒ b S1 = b's tolerance× 1 2 S2 = h's tolerance× 1 2 Key body

and tolerances for parallel keys and keyways. !. Types - The keys shall be of the following types: Type A -. Keys with both ends round.

Keyway width P9 tight fit (standard design) JS9 or N9 loose fit (requires written agreement) see also • Keys DIN 6885 → Page 842. Created Date:

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 1.0 2 2 9 10 3 1.4 3 3 11 12 4 1.8 4 4 13 17 5 2.3 5 5 18 22 6 2.8 6 6 23 30 8 3.3 8 7 31 38 10 3.3 10 8 39 44 12 3.3 12 8 45 50 14 3.8 14 9 51 58 16 4.3 16 10 59 65 18 4.4 18 11 66 75 20 4.9 76 86

30 rows · Metric Key Keyway Dimensions Per ISO/R773 - Js9 Width Tolerance Table CHart. Membership Services Metric Key Keyway Dimensions Per ISO/R773 - Js9 Width

ANSI-B17.1 Size Shaft Dia. Size Shaft Dia. 3/8 .375 / .376 .093 / .095 .432 / .442 2-5/16 2.312 / 2.314 .625 / .628 2.587 / 2.597 7/16 .437 / .438 .093 / .095 .493

tolerances, poor installation practices, thermal growth or shrinkage, foundation movement, and/or component wear. The combination of angular and parallel misalignment within a system may be more detrimental to the coupling and equipment than

keyway dimension is W x T1. Unless otherwise specified, the shaft keyway is assumed to be standard. A list of standard keyway and corresponding key sizes 

The hub keyway is dimensioned by its width and depth on the shaft - keyway sides. Referencing Figure 1, the keyway dimension is W x T 1. Unless otherwise specified, the shaft keyway is assumed to be standard. A list of standard keyway and corresponding key sizes for English shafts are listed below in Table 1. The common

Square Keyway Tolerances 3/8 .3750 7/16 .4375 Page 1 of 6. PFEIFER INDUSTRIES, LLC. 2180 Corporate Lane, Suite 104 ~ Naperville, IL 60563 USA Phone (630) 596-9000 Fax (630)