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 5930-00-168-4444
NSN 5930-00-904-0524
NSN 5910-00-683-3878
NSN 4140-00-813-1420
NSN 5905-01-396-1154
NSN 6220-00-784-2243
NSN 2925-01-154-2949
NSN 6220-01-056-5169
NSN 7035-01-249-4547
NSN 5998-01-122-6367
NSN 6685-01-263-9439
NSN 7035-00-991-6877