EXTSW 1/4” ID x 1/2” (.490") OD x 1/8” Thick 316 Stainless Washer
Actual size .256” ID x .490” OD x .125” Thick
(+/- .003" on all dimensions)
.030 inch Radius OD / slightly countersunk ID (no sharp edges)
Made in USA. 316 Stainless has the ULTIMATE corrosion resistance.