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 4140-01-005-0154
NSN 5855-01-066-4399
NSN 6135-01-067-8331
NSN 5996-00-905-6610
NSN 6320-01-125-3361
NSN 6650-00-259-2605
NSN 5999-00-909-8808
NSN 5910-00-350-9648
NSN 5960-01-612-5408
NSN 5965-01-241-9865
NSN 5925-00-261-8166
NSN 5925-00-092-0578