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 5915-00-163-6538
NSN 5855-00-151-3853
NSN 5950-00-262-6054
NSN 6240-01-004-3107
NSN 5920-00-907-5003
NSN 6610-01-216-9542
NSN 5905-01-226-1780
NSN 6610-01-383-6982
NSN 5925-01-094-2720
NSN 6620-01-231-9731
NSN 5945-01-265-0990
NSN 5920-00-617-9909