EXTSW 5/8" ID x ( 2" / 1.990")OD x 1" Thick 304 Stainless Spacer

EXTSW 5/8” ID x 2 ” OD x 1” thick 304 alloy stainless spacer Actual size .632 ID x 1.990” OD x 1.000 thick (+/- .003 on all dimensions) .030 inch Radius OD / Countersunk ID (no sharp edges) Made in USA on a CNC lathe It is a beautiful fit for your 5/8” Stainless bolts Just contact me if you need a custom size washer.   Some other websites will list their washers as "18-8" or just "stainless steel". "18-8" is not an specific alloy "Stainless steel" is not a specific alloy WE TELL YOU THE ALLOY OF STAINLESS "18-8" is not the same as 304 Alloy. "18-8" is a general classification of the 300 series Stainless steel, which includes 302, 302HQ, 303, 304, 305, 384, XM7 . 304 Stainless Alloy is more expensive and is harder to machine than 303.  304 has better corrosion resistance than 303. 304 is weldable, 303 is not. The term "18-8" has APPROXIMATELY (not exactly) 18% Chromium and 8% Nickel.  The term "304" alloy stainless steel has a MINIMUM amount of 18% Chromium and a MINIMUM amount of 8% Ni