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 6240-00-175-9104
NSN 5905-00-249-9493
NSN 5965-00-854-2075
NSN 5945-00-146-2384
NSN 5915-01-205-2933
NSN 6130-00-335-9712
NSN 5920-00-753-5113
NSN 6130-01-156-4151
NSN 5855-01-051-4143
NSN 6685-00-930-2771
NSN 5990-01-154-7296
NSN 5975-00-655-4103