1637-256-AL-9,ROUND STANDOFFALODINE 12003/16 R
1637-256-B,ROUND STANDOFFPLAIN BRASS3/16 RD
1637-256-B-12,ROUND STANDOFFCLEAR ZINC3/16 RD
1637-256-B-27,ROUND STANDOFFELECTRO TIN SOLDER
1637-256-B-28,ROUND STANDOFFZINC YELLOW3/16 RD
1637-256-B-5,ROUND STANDOFFNICKEL 3/16 RD X 1
1637-256-N,ROUND STANDOFFNO FINISH - NYLON3
1637-256-PH,ROUND STANDOFFNO FINISH - PHENOL