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 6610-00-231-2730
NSN 4140-01-465-4100
NSN 5920-00-112-4341
NSN 6240-00-643-4532
NSN 5905-01-643-8505
NSN 6150-00-193-8704
NSN 5920-01-298-8373
NSN 5935-01-143-7225
NSN 6145-01-224-5394
NSN 5930-00-316-5309
NSN 6320-00-483-0451
NSN 5945-01-261-4790