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 5925-00-686-0555
NSN 5990-01-517-7848
NSN 5990-01-421-3325
NSN 6320-00-405-2348
NSN 5915-00-441-0923
NSN 5930-01-036-9839
NSN 7035-00-631-3782
NSN 5945-00-177-4676
NSN 7035-01-487-5036
NSN 5930-00-551-2088
NSN 6320-01-386-7396
NSN 5945-01-648-7137