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 5998-01-407-0195
NSN 5990-01-123-4226
NSN 4140-00-677-3510
NSN 6620-01-465-5120
NSN 6135-01-439-8669
NSN 6645-00-634-9317
NSN 5965-00-362-2158
NSN 6645-00-038-7737
NSN 6620-01-497-3744
NSN 6645-01-094-8917
NSN 6650-00-246-3751
NSN 5935-00-964-7209