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 6620-01-342-5953
NSN 6220-01-649-5291
NSN 5990-00-155-2306
NSN 2925-01-178-0063
NSN 5925-00-005-3694
NSN 5990-01-537-1553
NSN 5895-01-346-3305
NSN 6240-01-463-3132
NSN 5905-01-393-5580
NSN 5985-00-061-6024
NSN 5935-00-967-2332
NSN 6135-01-204-8712