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 5996-01-057-1981
NSN 5975-00-598-0159
NSN 5965-01-656-9004
NSN 2925-00-456-7627
NSN 5925-01-631-0850
NSN 7035-00-494-4575
NSN 6610-00-171-5015
NSN 5895-00-408-4275
NSN 4140-01-495-0865
NSN 6620-01-333-0406
NSN 6240-01-112-7577
NSN 5895-00-900-2381