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 6145-00-722-0090
NSN 6220-00-267-6940
NSN 5990-01-065-0492
NSN 6150-01-557-1387
NSN 6220-00-759-0094
NSN 6150-00-925-2465
NSN 6220-00-717-5099
NSN 6105-00-483-8038
NSN 5985-00-436-6274
NSN 5965-00-815-2525
NSN 6320-01-116-3980
NSN 6240-00-922-1021