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 5905-01-294-7561
NSN 6145-00-620-9404
NSN 6320-01-160-0416
NSN 6150-01-529-9753
NSN 4140-00-907-6967
NSN 5915-00-902-6740
NSN 5930-01-334-8177
NSN 4140-01-513-9139
NSN 5950-01-604-8820
NSN 6130-01-424-0360
NSN 5920-01-251-5587
NSN 5998-01-218-4530