A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5998-00-270-0796
NSN 6110-00-150-7844
NSN 5975-01-411-6054
NSN 5975-01-486-4351
NSN 6135-01-226-4071
NSN 5935-01-032-2982
NSN 6105-00-766-1068
NSN 6685-00-596-8765
NSN 5945-00-892-1116
NSN 6110-01-200-8114
NSN 6240-00-232-1093
NSN 6610-00-191-5317