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 6145-00-180-9815
NSN 5855-00-688-9954
NSN 6135-01-461-2915
NSN 2925-01-068-3844
NSN 5965-01-508-1093
NSN 6610-01-033-2402
NSN 6650-01-645-6104
NSN 5895-00-947-0867
NSN 6240-01-462-5433
NSN 5950-01-113-2803
NSN 5935-01-657-4995
NSN 5910-01-450-4052