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 5835-01-022-0778
NSN 4140-01-089-9088
NSN 6110-00-156-6468
NSN 2925-01-471-3365
NSN 4140-00-325-5395
NSN 6150-00-039-7017
NSN 6240-01-536-7662
NSN 5910-01-306-8989
NSN 6105-01-270-0702
NSN 6620-01-623-7266
NSN 5960-00-285-0735
NSN 6150-01-589-1994