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 6110-01-556-2750
NSN 6685-00-773-5731
NSN 5975-00-027-4598
NSN 5930-01-033-6506
NSN 6105-01-426-1852
NSN 6130-00-352-2317
NSN 6650-01-578-4645
NSN 5999-01-074-3513
NSN 5960-01-337-2823
NSN 5985-01-504-0401
NSN 6220-01-528-7219
NSN 6220-01-250-2177