EXTSW .383” ID x 1.740" OD x 1/2" Thick 304 Stainless Spacer 1/2-13 tapper x 2" od x 1" long stainless boss / spacer 740") OD x 1/4" Thick

740")  OD x 1/4" Thick 304 Stainless Washer

757 ID x 1

EXTSW 1/2” ID x 1 1/2” OD x 1" Long 316 Stainless Steel Spacer

990" OD) x 1/4" Thick 304 Stainless Washer

304 Stainless Alloy is more expensive and is harder to machine than 303

EXTSW .383” ID x 1.740" OD x 1/2" Thick 304 Stainless Spacer 1/2-13 tapper x 2" od x 1" long stainless boss / spacer 740") OD x 1/4" ThickEXTSW 3 8 ID x 1 3 4 OD x 1 2 thick 304 alloy stainless spacer Actual size . 383" ID x 1. 740 OD x . 500" thick (+ . 003" on all dimensions) . 030 inch Radius OD slightly countersunk ID (no sharp edges) Made in USA. 304 Stainless has the very GOOD corrosion resistance.