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 5910-01-554-5324
NSN 4140-01-383-0128
NSN 5975-01-391-6479
NSN 6240-01-437-6888
NSN 6145-00-610-6990
NSN 5925-00-917-0546
NSN 5945-00-707-3384
NSN 5935-00-756-9710
NSN 5960-01-541-9884
NSN 5905-01-168-8793
NSN 5998-00-919-0681
NSN 6320-01-592-6248