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 6320-01-078-8257
NSN 6220-00-329-3497
NSN 5920-01-263-7012
NSN 5975-00-383-7679
NSN 6620-00-498-4190
NSN 5905-01-203-9330
NSN 6240-01-586-0275
NSN 5910-01-132-6518
NSN 5930-01-571-7611
NSN 4140-01-274-4757
NSN 5960-00-966-9469
NSN 5960-01-449-1310