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 6610-01-441-1581
NSN 5975-01-339-8210
NSN 6240-01-183-5425
NSN 6130-01-297-2979
NSN 5835-00-946-2656
NSN 5895-01-525-7076
NSN 5990-01-499-6930
NSN 4140-01-487-8562
NSN 5915-01-021-0160
NSN 5996-01-382-2114
NSN 2925-00-328-2018
NSN 6645-00-246-4934