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 5920-01-147-5652
NSN 6110-01-535-0167
NSN 5905-01-165-6611
NSN 6130-01-303-0109
NSN 5915-01-075-6208
NSN 6620-00-679-5830
NSN 4140-00-011-9444
NSN 5935-01-103-8956
NSN 5935-00-269-3191
NSN 6320-00-731-6134
NSN 6685-01-327-3286
NSN 6320-00-036-3688