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Library › Hardware › Tooth lock washers, inch (ASME B18.21.1): internal and external…

internal tooth lock washer 3/4 envelope

internal tooth lock washer 3/4 envelope: ring from ID min 0.769 in (Ø19.53 mm) to OD max 1.245 in (Ø31.62 mm), thickness max 0.055 in (1.40 mm); teeth and their twist are not modelled

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

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Dimensions

typeinternal tooth
size3/4
nominal (in)0.75
ID max / min (in)0.795 / 0.769
OD max / min (in)1.245 / 1.220
thickness max / min (in)0.055 / 0.047
OD max (mm)31.62
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From the full sheet

Tooth lock washers, inch (ASME B18.21.1): internal and external tooth star washers, #2 to 1 in, ID, OD, thickness + ring envelopes: every size, notes, mating features and sources. What are the ID, OD and thickness of a #8 or 1/4 internal tooth or external tooth lock washer?

Other sizes