BBI 382550 Hardened SAE Flat Washer, 1-1/8 in, 1-1/4 in ID x 2-1/4 in OD, 0.136 - 0.16 in THK, Medium Carbon Steel
BBI Flat Washer, Hardened, SAE, 1-1/8 in Nominal Size, 1-1/4 in Inside Dia, 2-1/4 in Outside Dia, 0.136 - 0.16 in Thickness, Black, HRC 38 - 45 Hardness, Medium Carbon Steel, 8, Plain