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 5920-00-204-8125
NSN 6110-01-472-6987
NSN 7035-00-252-7467
NSN 5990-01-231-1214
NSN 5945-00-236-9829
NSN 5910-00-012-1578
NSN 6220-01-620-0853
NSN 6610-01-464-3037
NSN 5930-00-233-6370
NSN 6130-00-558-5844
NSN 6110-00-241-7126
NSN 5965-01-606-6764