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 6610-01-537-7260
NSN 4140-00-722-8888
NSN 6145-01-141-6809
NSN 7035-00-849-5526
NSN 5905-01-061-5820
NSN 5945-01-500-2140
NSN 5950-01-571-3538
NSN 5950-01-123-8603
NSN 6145-01-484-8735
NSN 6105-00-217-8243
NSN 6320-01-454-1965
NSN 6645-00-025-4771