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 4140-01-146-5409
NSN 5996-00-212-8004
NSN 6610-00-424-8780
NSN 2925-01-271-8727
NSN 5950-00-232-1005
NSN 5920-01-386-4195
NSN 5855-00-797-8217
NSN 6320-01-323-1947
NSN 6650-01-013-9334
NSN 5910-00-554-1422
NSN 5960-00-133-2475
NSN 5945-01-466-0433