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 5998-01-545-3703
NSN 5855-00-310-2740
NSN 6220-01-139-0126
NSN 7035-01-492-6799
NSN 5998-00-528-2352
NSN 5996-01-487-4377
NSN 5996-01-588-7784
NSN 6130-00-569-2408
NSN 5996-01-509-9159
NSN 5950-01-227-1318
NSN 4140-01-100-1223
NSN 5996-00-629-6513