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Metric Keyways Index page

Parallel Keys Taper keys Woodruff Keys Straight Sided ISO Splines Key-spline torque


Relevant British Standards

BS 4235-1:1972: Specification for metric keys and keyways - Parallel and taper keys
BS 4235-2:1977, ISO 3912-1977: Specification for metric keys and keyways - Woodruff keys and keyways
BS 5686:1986, ISO 14-1982: Specification for straight-sided splines for cylindrical shafts: metric nominal dimensions, tolerances and gauging requirements

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Information ref. the following spline is not yet available in this section
BS 6186-1:1981, ISO 4156:1981: Specification for straight cylindrical involute splines: metric module, side fit. Dimensions and tolerances-

Tables of old imperial keyways
BS 46 Parallel rectangular keyways...... BS 46 Square Keys...... BS 46 Rectangular Taper Keyways...... BS 46 Square Taper Keyways




Sites Providing Relevant Information
  1. Tasman industires...Supplier of keys
  2. Bonut Engineering...supplier of keys
  3. Technifast Ltd...Supplier of fasteners and keys.

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Last Updated 19/02/2010