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 5990-00-681-2789
NSN 6645-00-192-1152
NSN 5835-01-518-4300
NSN 5975-00-922-5480
NSN 6650-01-034-0897
NSN 6620-00-708-2688
NSN 4140-01-194-8291
NSN 6240-01-340-1307
NSN 5925-01-100-3631
NSN 4140-01-083-5870
NSN 5999-01-137-6657
NSN 6145-01-620-7134