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 6645-01-008-2720
NSN 5855-01-191-3404
NSN 5920-00-871-1045
NSN 5996-00-036-7928
NSN 2925-00-824-2186
NSN 5965-00-756-0457
NSN 6240-01-143-8976
NSN 6105-01-039-2308
NSN 6135-01-196-7399
NSN 5925-00-762-3790
NSN 5930-01-324-6222
NSN 6150-01-238-5738