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.
NSN 5855-01-506-2016
NSN 5950-01-476-6581
NSN 5999-00-840-5663
NSN 5950-00-956-8413
NSN 5990-01-539-4653
NSN 5960-01-496-2993
NSN 5999-00-837-8254
NSN 5975-00-804-9868
NSN 6130-01-217-7312
NSN 6240-01-357-4293
NSN 6610-01-206-5278
NSN 6110-01-354-5074