1231-12-AL,ROUND SPACERPLAIN ALUMINUM1/2 RD
1231-12-B,ROUND SPACERPLAIN BRASS1/2 RD X
1231-12-N,ROUND SPACERNO FINISH - NYLON1/2
1231-12-PH,ROUND SPACERNO FINISH - PHENOLIC
1231-12-S,ROUND SPACERPLAIN STEEL1/2 RD X
1231-12-S-12,ROUND SPACERCLEAR ZINC1/2 RD X 1
1231-12-SS,ROUND SPACERPLAIN STAINLESS STEE
123-11-304-41-001000,CONN IC SKT DBL