EXTSW 1/4" ID x 1 1/2" OD x 3/8" Thick 316 Stainless Washers
Actual size .257" ID x 1.490 OD x .375" Thick
(+/- .003" on all dimensions)
.030 inch Radius OD / slightly countersunk ID (no sharp edges)
.030 inch Radius OD / slightly countersunk ID (no sharp edges)