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 5905-01-276-0138
NSN 4140-00-196-3638
NSN 6110-01-160-7706
NSN 5930-01-634-0659
NSN 5945-00-530-4913
NSN 5990-00-263-1289
NSN 5925-01-646-7103
NSN 6320-01-162-5977
NSN 6145-00-907-1180
NSN 5950-00-400-1788
NSN 7035-01-383-6549
NSN 6685-01-026-0111