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 5915-00-929-7150
NSN 4140-01-478-8684
NSN 6220-01-227-9936
NSN 6620-01-054-9346
NSN 5945-01-018-1648
NSN 7035-01-353-6861
NSN 5920-01-554-9804
NSN 5935-01-426-7483
NSN 6240-01-301-5412
NSN 6145-01-588-8778
NSN 6620-00-562-6337
NSN 5935-01-503-3791