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 5910-01-525-3725
NSN 6645-01-500-0827
NSN 6145-00-538-9885
NSN 5996-01-028-7884
NSN 5915-00-263-2175
NSN 5999-01-257-5976
NSN 5999-00-504-6937
NSN 6610-01-112-8137
NSN 5945-01-142-4477
NSN 6135-00-299-6918
NSN 6645-00-467-6094
NSN 5920-00-489-2202