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 6320-00-886-9771
NSN 5920-01-183-9853
NSN 5910-01-078-8059
NSN 6220-01-260-7994
NSN 6240-01-116-3382
NSN 5920-01-203-5702
NSN 5990-00-269-2226
NSN 5855-00-361-0167
NSN 5999-01-106-3041
NSN 5910-01-259-9420
NSN 6620-01-027-6658
NSN 5915-00-450-8135