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 6240-01-015-2370
NSN 4140-00-593-4985
NSN 5998-00-075-3858
NSN 6320-01-304-3639
NSN 5975-01-352-7829
NSN 7035-00-763-6180
NSN 5999-01-279-9827
NSN 5915-01-025-9193
NSN 5950-01-374-9354
NSN 6145-01-195-0332
NSN 5998-01-241-2593
NSN 5965-00-174-5792