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 6620-00-885-0716
NSN 6135-00-269-5843
NSN 5999-00-294-9241
NSN 5930-01-377-8624
NSN 4140-01-393-2350
NSN 5996-00-732-0000
NSN 5925-01-069-2201
NSN 5920-00-238-6491
NSN 5996-01-082-7358
NSN 5996-01-346-8809
NSN 5990-01-529-8433
NSN 2925-01-492-9863