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Key No. 608

Key No. 608: 3/16 × 1 in disc segment (4.76 mm thick, 25.40 mm diameter), height 11.11 mm (= radius minus the 1/16 in flat offset), chord 25.20 mm; nominal values, no edge breaks

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

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Dimensions

key no.608
nominal W × B, in3/16 × 1
key length F, in0.992
height C max / min, in0.438 / 0.433
height D max / min, in0.428 / 0.422
flat below centre E, in1/16
shaft seat width A min – max, in0.1863 – 0.1880
shaft seat depth B, in0.3393
cutter diameter F min – max, in1.000 – 1.020
key above shaft C, in0.0937
hub seat width D, in0.1885
hub seat depth E, in0.0997
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From the full sheet

Woodruff keys, inch (ANSI B17.2): key numbers #202 to #1212, key sizes and keyseat depths: every size, notes, mating features and sources. What are the dimensions of a Woodruff key (#404, #606, #1212) and the keyseat depth in the shaft and hub (ANSI B17.2)?

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