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 5915-01-180-0344
NSN 5999-01-603-0181
NSN 5910-00-925-6588
NSN 2925-01-496-4699
NSN 6135-01-324-7718
NSN 4140-01-483-3368
NSN 5930-01-552-2797
NSN 4140-01-417-2031
NSN 6145-01-381-3958
NSN 5855-01-451-7389
NSN 6320-01-308-8366
NSN 6240-01-537-6384