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 5855-01-250-2421
NSN 5905-00-190-5957
NSN 6135-01-469-7574
NSN 6145-00-278-0697
NSN 6240-01-294-8997
NSN 6135-00-951-3426
NSN 6240-01-630-0123
NSN 5925-01-572-4194
NSN 5999-01-627-1691
NSN 6135-01-128-5358
NSN 6105-00-659-3036
NSN 5998-01-605-1157