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 5999-01-548-5492
NSN 5905-00-144-4910
NSN 5920-00-199-9514
NSN 2925-00-646-6099
NSN 6220-01-285-5694
NSN 5925-01-332-8993
NSN 6650-00-754-2276
NSN 5930-01-301-1151
NSN 6620-01-605-1465
NSN 6150-00-058-8669
NSN 6320-01-039-5891
NSN 6130-01-425-2678