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 6145-01-215-9853
NSN 6220-01-491-1898
NSN 5835-01-631-3940
NSN 5835-01-281-7281
NSN 5925-01-142-1996
NSN 6145-00-775-0786
NSN 5945-01-543-6322
NSN 6650-00-170-5095
NSN 5950-00-624-9530
NSN 5855-01-141-5190
NSN 5920-01-149-3063
NSN 5905-01-371-7999