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 4140-01-452-7422
NSN 5895-01-023-7893
NSN 6320-00-456-2092
NSN 5965-00-820-0469
NSN 6150-00-834-0537
NSN 6620-00-730-8699
NSN 6130-01-586-0485
NSN 5855-00-189-6066
NSN 6685-00-234-8995
NSN 6135-00-676-5807
NSN 7035-01-145-5059
NSN 4140-01-255-6966