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 5945-01-647-9965
NSN 5999-00-050-5996
NSN 6145-00-785-4112
NSN 4140-00-498-6867
NSN 5855-00-337-3679
NSN 5985-00-250-7138
NSN 6145-00-249-8781
NSN 6620-00-527-6523
NSN 6110-01-422-5139
NSN 6610-01-353-7075
NSN 6620-01-412-0938
NSN 6220-00-386-0997