1751-440-AL-6,ROUND STANDOFFGOLD IRIDITE5/16 R
1751-440-AL-9,ROUND STANDOFFALODINE 12005/16 R
1751-440-B,ROUND STANDOFFPLAIN BRASS5/16 RD
1751-440-N,ROUND STANDOFFNO FINISH - NYLON5
1751-440-PH,ROUND STANDOFFNO FINISH - PHENOL
1751-440-S,ROUND STANDOFFPLAIN STEEL5/16 RD
1751-440-S-5,ROUND STANDOFFNICKEL 5/16 RD X 1
1751-440-SS,ROUND STANDOFFPLAIN STAINLESS ST