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 5990-01-462-1617
NSN 6220-01-422-1429
NSN 6620-01-591-1331
NSN 5935-01-187-0783
NSN 5935-01-388-6259
NSN 6145-01-451-3490
NSN 5920-01-194-7794
NSN 5945-00-935-6922
NSN 5945-00-341-7545
NSN 5895-01-553-1063
NSN 6620-00-877-3266
NSN 6135-00-505-0679