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 5930-00-231-4960
NSN 4140-01-058-1968
NSN 4140-01-255-0282
NSN 6110-01-142-5324
NSN 2925-01-346-9522
NSN 5985-01-373-1823
NSN 5905-00-717-0012
NSN 5975-01-104-9196
NSN 5990-00-697-1438
NSN 5945-01-415-0858
NSN 6320-00-483-0451
NSN 6320-01-631-7828