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 6135-00-271-0407
NSN 6220-00-427-8155
NSN 5910-01-186-0672
NSN 5996-01-587-4216
NSN 4140-01-192-8696
NSN 5905-00-952-1755
NSN 5905-01-237-8707
NSN 5990-01-268-2236
NSN 5975-00-195-5382
NSN 5975-01-392-1560
NSN 5920-00-038-0011
NSN 7035-01-306-5226