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 5975-01-139-5135
NSN 2925-01-116-6838
NSN 6150-00-233-6356
NSN 2925-01-519-1247
NSN 5996-01-369-4964
NSN 4140-00-255-7799
NSN 5855-00-688-9954
NSN 6320-01-571-4530
NSN 5935-00-106-8941
NSN 6220-01-651-4946
NSN 5975-01-433-0236
NSN 5895-00-979-9191