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 5905-01-121-2257
NSN 6220-01-437-8579
NSN 6620-01-334-5059
NSN 6105-01-606-1209
NSN 5996-00-519-9875
NSN 6220-01-377-7701
NSN 6320-01-123-6814
NSN 4140-00-660-8699
NSN 5990-01-056-6413
NSN 5975-01-481-3858
NSN 6610-00-782-0761
NSN 7035-00-205-1932