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 4140-01-037-1867
NSN 5920-01-442-4937
NSN 6320-01-313-8306
NSN 5999-01-654-6769
NSN 5975-00-409-0791
NSN 5935-01-491-0504
NSN 6240-01-576-9120
NSN 6320-01-592-6248
NSN 5965-00-554-4138
NSN 5999-01-475-3579
NSN 5996-01-598-5465
NSN 5985-01-069-2523