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 6240-01-289-7570
NSN 6620-00-104-6937
NSN 6150-00-959-8769
NSN 5855-01-384-4914
NSN 2925-00-142-0641
NSN 5975-01-221-7243
NSN 5975-00-551-3152
NSN 6135-01-305-6958
NSN 6610-00-236-7175
NSN 6135-01-350-1715
NSN 5935-01-642-6621
NSN 5960-00-521-2560