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 6240-01-179-4547
NSN 6220-00-350-6963
NSN 7035-00-991-6877
NSN 6685-00-542-1902
NSN 6135-01-421-1052
NSN 5960-01-066-2300
NSN 6110-01-065-0232
NSN 4140-00-172-1804
NSN 5935-01-163-3166
NSN 5960-00-081-9255
NSN 5950-01-014-3509
NSN 6220-01-533-4170