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 4140-00-159-8471
NSN 5975-01-532-7647
NSN 5930-01-108-9701
NSN 5965-01-481-4164
NSN 5925-01-581-0625
NSN 6130-01-135-0629
NSN 6105-01-599-2005
NSN 5925-01-396-0715
NSN 5998-01-536-1755
NSN 6650-01-607-1283
NSN 5950-01-508-0521
NSN 6145-00-455-7237