Library › Hardware › Woodruff keys, metric (DIN 6888 / ISO 3912): b × h × d2, keyseat…

Shaft keyseat for 2.5 × 3.7 × 10

Shaft keyseat for 2.5 × 3.7 × 10: example shaft ⌀10 mm (top of the series A range 8 to 10 mm) × 20 mm long, circular seat ⌀10 × 2.5 wide, bottom 2.9 mm (t1, series A) below the top line

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

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

b × h × d2, mm2.5 × 3.7 × 10
chord length l, mm9.66
shaft d1, series A / B, mm8–10 / 12–17
shaft seat depth t1, A / B, mm2.9 / 2.9
hub seat depth t2, A / B, mm1 / 1
also in ISO 3912yes
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From the full sheet

Woodruff keys, metric (DIN 6888 / ISO 3912): b × h × d2, keyseat depths t1 and t2, shaft ranges: every size, notes, mating features and sources. What are the dimensions of a metric Woodruff key (DIN 6888) such as 5 × 6.5 × 16, and the shaft and hub keyseat depths?

Other sizes