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 6220-01-042-7729
NSN 6220-01-647-8536
NSN 5945-00-982-6466
NSN 6620-01-521-9710
NSN 5965-01-383-7235
NSN 5910-01-360-6092
NSN 5835-01-176-5422
NSN 6320-01-443-0974
NSN 5835-01-303-6563
NSN 5835-01-345-6697
NSN 6620-00-307-8557
NSN 5835-01-005-1538