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 6105-01-436-0391
NSN 5990-01-307-4489
NSN 5985-01-589-4535
NSN 6150-00-520-5510
NSN 5960-01-422-3269
NSN 2925-01-364-7926
NSN 6145-00-033-2997
NSN 5915-01-033-1010
NSN 6685-01-419-9516
NSN 4140-00-269-8545
NSN 5998-01-435-2456
NSN 5975-01-544-1766