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 4140-01-503-7424
NSN 5905-01-578-6998
NSN 4140-01-299-7704
NSN 6105-01-555-7874
NSN 6645-01-585-2264
NSN 6320-00-468-8421
NSN 5945-01-332-0428
NSN 6240-00-832-6867
NSN 6645-01-447-4461
NSN 5910-01-183-4980
NSN 5905-00-831-9143
NSN 6105-00-105-0994