Library › Hardware › Heat-set threaded inserts, inch: #2-56 to 3/8-16 and G1/8

#4-40 × 3.6 short insert

#4-40 × 3.6 short insert: Ø4.6 knurl, 3.6 long; print hole Ø4 × ≥4.6, wall ≥ 1.6

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

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Dimensions

thread#4-40
variantshort
length_mm3.6
insert_od_mm4.6
hole_mm4.0
min_hole_depth_mm4.6
min_wall_mm1.6
min_boss_od_mm7.2
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From the full sheet

Heat-set threaded inserts, inch: #2-56 to 3/8-16 and G1/8 (CNC Kitchen sizes): every size, notes, mating features and sources. What hole size does a 1/4-20 heat-set insert need?

Other sizes