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 5990-01-074-6549
NSN 4140-00-975-2210
NSN 6320-01-194-1253
NSN 5985-00-998-3404
NSN 5999-00-702-5780
NSN 5835-00-512-4424
NSN 4140-00-619-8062
NSN 4140-01-261-6778
NSN 6620-01-541-5480
NSN 5975-01-215-1205
NSN 5925-01-354-9726
NSN 4140-01-043-5089