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 6145-00-074-4004
NSN 5835-00-624-1548
NSN 4140-01-333-9610
NSN 6320-00-466-0371
NSN 6110-01-629-7600
NSN 6620-00-456-9539
NSN 6620-01-660-7873
NSN 6320-01-312-3620
NSN 5915-01-473-2455
NSN 6220-01-539-5970
NSN 6620-01-380-4882
NSN 5960-00-151-7562