1279T-31-N,ROUND SPACERNO FINISH - NYLON3/4
1279T-31-PH,ROUND SPACERNO FINISH - PHENOLIC
1279T-31-S,ROUND SPACERPLAIN STEEL3/4 RD X
1279T-31-SS,ROUND SPACERPLAIN STAINLESS STEE
1279T-38-AL,ROUND SPACERPLAIN ALUMINUM3/4 RD
1279T-38-B,ROUND SPACERPLAIN BRASS3/4 RD X
1279T-38-N,ROUND SPACERNO FINISH - NYLON3/4
1279T-38-PH,ROUND SPACERNO FINISH - PHENOLIC