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.
STEVEMIT
steve/flat-washer
Metric flat washers: ISO 7089 / DIN 125, ISO 7091, ISO 7092, ISO 7093-1, DIN 9021, DIN 433, DIN 440 V, DIN 7349.