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 6220-01-607-4046
NSN 6145-00-923-8127
NSN 7035-00-390-6917
NSN 6685-01-169-4850
NSN 6145-01-452-1254
NSN 6645-00-825-2448
NSN 6685-00-151-5257
NSN 4140-01-566-4008
NSN 5915-00-497-5599
NSN 5855-00-797-8217
NSN 6220-01-578-7084
NSN 5920-01-146-4503