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 2925-01-041-2360
NSN 5855-01-486-0440
NSN 6685-01-076-5883
NSN 6320-01-352-5653
NSN 4140-01-056-4453
NSN 5960-01-503-4123
NSN 6105-00-083-0520
NSN 6130-00-188-7928
NSN 5960-00-831-8683
NSN 5998-00-228-3623
NSN 6110-01-438-7678
NSN 5835-01-629-2044