BBI 448006 SAE Tension Flat Washer, 3/8 in, 0.401 - 0.411 in ID x 0.805 - 0.827 in OD, 0.09 - 0.112 in THK
BBI Tension Flat Washer, SAE, Series: IMPERIAL L9®, 3/8 in Nominal Size, 0.401 - 0.411 in Inside Dia, 0.805 - 0.827 in Outside Dia, 0.09 - 0.112 in Thickness, 15N 82-85 Hardness, Carbon Steel, Zinc Yellow