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 5935-01-319-4507
NSN 6135-00-602-1561
NSN 2925-01-108-3307
NSN 5915-00-996-2277
NSN 6620-01-145-1278
NSN 6645-00-296-8310
NSN 6145-01-016-7915
NSN 6320-00-882-7061
NSN 5999-01-135-2087
NSN 5990-00-554-0366
NSN 5975-01-555-0547
NSN 6105-00-227-6511