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 6130-01-010-0975
NSN 5930-01-272-6263
NSN 5920-00-816-7535
NSN 6110-00-518-2998
NSN 2925-01-576-3569
NSN 5925-00-259-7486
NSN 5930-00-762-0562
NSN 6110-01-381-1269
NSN 5910-01-359-9766
NSN 5960-00-681-0395
NSN 5965-01-566-1501
NSN 4140-00-099-9205