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 5950-00-231-4504
NSN 5996-01-304-0930
NSN 5905-01-113-0142
NSN 5990-01-050-7535
NSN 5990-01-348-2497
NSN 5925-01-089-9791
NSN 5910-00-581-8793
NSN 5998-01-446-9723
NSN 6220-01-426-6922
NSN 6145-00-583-9989
NSN 5835-00-275-0584
NSN 6320-01-592-4567