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 6220-00-205-2040
NSN 6105-01-575-1256
NSN 5990-00-896-8930
NSN 7035-00-442-1869
NSN 5910-01-631-7823
NSN 5905-00-549-1942
NSN 5975-00-398-9716
NSN 5920-00-372-5864
NSN 5855-00-762-4833
NSN 6145-00-407-3752
NSN 5930-00-832-3940
NSN 5999-01-415-0959