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 4140-01-558-8942
NSN 5930-01-495-5728
NSN 5985-00-636-8689
NSN 5960-01-495-0859
NSN 5975-01-080-6643
NSN 4140-00-826-9031
NSN 6105-00-010-9653
NSN 5960-01-360-1402
NSN 5915-01-322-6245
NSN 5925-01-231-8802
NSN 5998-01-443-3765
NSN 5998-01-361-8258