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 6645-01-109-5200
NSN 5925-01-347-0358
NSN 5925-01-459-4081
NSN 5915-01-369-0218
NSN 6110-01-633-9660
NSN 5996-01-633-7979
NSN 6320-01-445-5893
NSN 5910-01-230-7845
NSN 6240-01-013-8895
NSN 6135-01-382-1980
NSN 6220-01-320-2641
NSN 5925-01-629-9902