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 2925-01-509-0767
NSN 6645-01-375-5488
NSN 5996-01-351-8868
NSN 6645-01-193-5214
NSN 5895-01-525-9135
NSN 5915-00-564-1274
NSN 5960-01-201-5804
NSN 5990-01-380-7815
NSN 5915-01-192-5708
NSN 6105-01-206-5670
NSN 5920-01-644-6636
NSN 4140-01-044-3366