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 5895-01-131-5236
NSN 5935-00-864-5101
NSN 4140-00-400-9176
NSN 6240-01-104-5693
NSN 6320-00-036-3688
NSN 5910-01-176-4677
NSN 6320-00-270-8222
NSN 5855-00-631-4565
NSN 5925-01-574-4644
NSN 5855-00-237-4088
NSN 7035-00-585-2113
NSN 6610-01-564-9103