1816-632-AL,ROUND STANDOFFPLAIN ALUMINUM3/8
1816-632-B,ROUND STANDOFFPLAIN BRASS3/8 RD
1816-632-N,ROUND STANDOFFNO FINISH - NYLON3
1816-632-PH,ROUND STANDOFFNO FINISH - PHENOL
1816-632-S,ROUND STANDOFFPLAIN STEEL3/8 RD
1816-632-S-12,ROUND STANDOFFCLEAR ZINC3/8 RD X
1816-632-SS,ROUND STANDOFFPLAIN STAINLESS ST
1816-632-SS-20,ROUND STANDOFFPASSIVATERD FEMALE