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 5990-00-892-5537
NSN 6650-00-494-1000
NSN 5996-00-052-0842
NSN 5920-01-360-2770
NSN 7035-01-113-6492
NSN 4140-01-016-3143
NSN 5985-00-533-9665
NSN 6130-01-643-1913
NSN 6220-00-453-7322
NSN 6240-01-391-6833
NSN 5835-01-005-8564
NSN 2925-01-527-5335