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 6240-00-902-4660
NSN 5935-00-556-7481
NSN 5910-00-276-8592
NSN 5925-01-644-2208
NSN 2925-01-129-1261
NSN 6220-00-488-3760
NSN 6240-01-443-0519
NSN 6320-01-506-9439
NSN 6645-01-324-8185
NSN 5920-01-442-1735
NSN 7035-01-343-7582
NSN 6220-00-466-2681