STEVEMIT
steve/inch-lock-washer
Inch lock washers, ASME B18.21.1: regular split (helical spring) and external tooth, #2 to 1/2.
STEVEMIT
steve/inch-flat-washer
Plain washer, inch: ASME B18.21.1 / B18.22.1 Type A (SAE narrow N / USS wide W) and fender washers, #0 to 1/2 in.