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 6150-01-351-5455
NSN 6650-00-578-6543
NSN 5935-00-899-0770
NSN 5930-01-052-7293
NSN 5945-00-547-3153
NSN 6320-01-278-2359
NSN 6685-01-200-0962
NSN 5998-01-163-5558
NSN 6620-00-401-4988
NSN 6240-01-166-4517
NSN 5905-01-527-4722
NSN 6645-00-832-1609