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 5920-01-205-2049
NSN 5985-00-673-5832
NSN 5855-01-538-8121
NSN 5935-01-631-7509
NSN 6610-01-260-6320
NSN 4140-01-502-3345
NSN 5855-01-652-2079
NSN 5920-01-490-7329
NSN 5855-01-323-5394
NSN 5935-01-488-9843
NSN 6135-01-589-0333
NSN 5998-01-571-2590