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 2925-00-433-5429
NSN 6220-01-407-2133
NSN 5920-01-381-6361
NSN 5925-00-327-1984
NSN 5835-00-863-0959
NSN 6220-01-580-8137
NSN 6145-00-900-9413
NSN 6645-00-421-5287
NSN 5945-01-254-3773
NSN 5915-00-083-7184
NSN 6320-01-204-2922
NSN 6320-00-553-0355