Library › Hardware › Flexible shaft couplers, 5–10 mm bores

flexible coupler 6.35 → 8 mm, Ø25 × 30; spiral shown as slots

flexible coupler 6.35 → 8 mm, Ø25 × 30; spiral shown as slots

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

bore_1_mm6.35
bore_2_mm8
od_mm25
length_mm30
set_screwsM4 × 2 per end
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From the full sheet

Flexible shaft couplers, 5–10 mm bores: every size, notes, mating features and sources. What size is a 5 mm to 8 mm flexible coupler?

Other sizes