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 5998-00-897-1720
NSN 5930-01-626-4226
NSN 2925-00-101-7972
NSN 5950-00-499-1984
NSN 5920-01-247-9196
NSN 7035-01-487-6481
NSN 5855-00-288-1408
NSN 4140-00-203-0812
NSN 5930-01-437-1011
NSN 6150-00-412-1908
NSN 6145-00-191-3903
NSN 5855-01-492-5666