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 5975-01-293-1648
NSN 6130-01-522-8349
NSN 2925-00-833-9466
NSN 5920-01-141-6885
NSN 5935-01-436-4914
NSN 5835-01-647-6426
NSN 6135-01-026-9960
NSN 5975-00-906-3674
NSN 6135-01-633-8502
NSN 5965-00-529-0602
NSN 2925-00-942-8541
NSN 2925-00-051-1467