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 5990-01-212-2037
NSN 5925-01-432-8431
NSN 6650-01-234-0468
NSN 2925-01-244-3016
NSN 6320-01-512-2031
NSN 7035-01-311-5098
NSN 6220-01-479-2995
NSN 5985-01-574-5167
NSN 5925-01-531-4577
NSN 5998-01-010-7193
NSN 5960-01-206-8809
NSN 5915-01-023-8599