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 6150-01-607-7777
NSN 5920-01-629-0843
NSN 6610-01-031-7248
NSN 5855-01-607-6521
NSN 5855-01-074-3336
NSN 5920-00-539-7847
NSN 5915-01-237-2480
NSN 6650-01-421-0838
NSN 5998-01-391-6832
NSN 5855-00-327-2112
NSN 5925-01-145-5484
NSN 4140-01-498-3503