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 6240-01-536-1767
NSN 4140-00-934-8800
NSN 6150-01-010-3271
NSN 6320-01-527-0211
NSN 5960-01-381-7725
NSN 5935-00-539-2467
NSN 5998-01-011-0420
NSN 5950-00-392-3088
NSN 2925-01-545-2717
NSN 6240-00-606-5241
NSN 6150-01-322-5689
NSN 5999-01-378-4648