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 6220-01-360-5525
NSN 7035-01-034-6183
NSN 5950-01-650-1620
NSN 5935-01-558-3217
NSN 5930-00-467-1445
NSN 5915-01-113-6834
NSN 6610-01-445-1036
NSN 5960-00-798-0087
NSN 5905-00-925-1618
NSN 6145-01-515-1389
NSN 5975-01-421-0834
NSN 5975-00-009-8718