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 5935-00-865-9790
NSN 5905-00-450-5575
NSN 5950-01-378-6705
NSN 6135-01-084-1609
NSN 5910-01-632-7560
NSN 5920-01-332-6414
NSN 5905-01-200-7940
NSN 5998-00-352-6785
NSN 6130-01-591-2301
NSN 5920-01-138-0958
NSN 5895-01-583-6783
NSN 6145-01-319-0457