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 5915-00-153-4865
NSN 6110-01-127-2852
NSN 6645-00-527-7258
NSN 6320-01-323-7565
NSN 2925-00-088-6790
NSN 5905-01-203-1291
NSN 5935-00-516-5251
NSN 6145-01-293-5463
NSN 4140-00-193-0067
NSN 5975-01-451-3927
NSN 5935-01-543-1425
NSN 5945-00-762-2186