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 4140-00-300-8111
NSN 5935-00-609-6815
NSN 6610-01-481-9575
NSN 6685-01-582-6639
NSN 4140-01-560-3234
NSN 5965-01-151-0903
NSN 2925-01-602-1975
NSN 5855-00-281-3843
NSN 6135-01-441-7922
NSN 6320-00-701-0437
NSN 6130-01-142-3943
NSN 6650-01-066-0420