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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-00-488-1091
NSN 5925-00-762-3790
NSN 6610-01-498-4063
NSN 5990-01-524-7744
NSN 5930-01-227-7006
NSN 4140-00-761-7761
NSN 5999-01-615-4413
NSN 5990-00-432-0649
NSN 5960-01-167-2137
NSN 5990-01-492-6575
NSN 5910-00-321-8374
NSN 5930-01-326-0053