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 5985-01-634-0635
NSN 6110-01-299-5401
NSN 5915-01-132-8320
NSN 6110-01-222-9716
NSN 4140-01-451-4955
NSN 6145-00-412-1292
NSN 5835-00-466-8544
NSN 6220-01-270-7766
NSN 5998-01-337-7073
NSN 5915-00-826-3457
NSN 5925-01-417-1942
NSN 5945-00-999-9519