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 5996-00-231-9322
NSN 5920-01-407-9623
NSN 5930-00-081-7956
NSN 5985-00-321-2266
NSN 5975-00-661-1832
NSN 5935-01-544-2328
NSN 5996-01-383-7018
NSN 6130-01-421-9414
NSN 5990-00-734-7285
NSN 5965-00-938-8219
NSN 5985-01-617-2517
NSN 5999-00-149-0624