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 6145-00-445-7839
NSN 5895-01-553-6167
NSN 6105-00-527-8571
NSN 5965-01-532-4017
NSN 5930-00-043-0484
NSN 5920-01-634-0250
NSN 5985-01-448-2318
NSN 6145-01-134-7603
NSN 6645-00-215-0102
NSN 6110-00-518-2998
NSN 5975-01-459-0243
NSN 6645-01-554-9772