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 4140-01-171-5477
NSN 6220-01-352-7833
NSN 6135-01-321-5659
NSN 6220-00-012-3620
NSN 5990-01-147-8097
NSN 5985-00-103-4952
NSN 5990-01-633-9503
NSN 6130-01-338-0714
NSN 5930-00-205-9157
NSN 6220-00-617-1843
NSN 5930-00-265-8299
NSN 4140-00-078-9357