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 6130-00-138-0649
NSN 4140-01-634-0330
NSN 6240-01-296-3391
NSN 6620-00-018-2196
NSN 5985-01-252-6352
NSN 5960-00-018-3477
NSN 5855-01-366-2429
NSN 6320-01-446-6775
NSN 5855-01-318-7663
NSN 7035-00-368-8761
NSN 6220-00-083-0509
NSN 5950-01-578-8337