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 5960-00-243-9155
NSN 4140-00-575-6586
NSN 6240-01-287-0524
NSN 5950-01-510-9445
NSN 4140-01-185-3741
NSN 6145-00-604-6916
NSN 2925-01-499-8720
NSN 6650-00-952-4500
NSN 5996-00-140-8732
NSN 6320-01-612-7035
NSN 6240-01-543-0193
NSN 6650-00-899-1774