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 5950-00-419-0232
NSN 5910-01-074-4223
NSN 6135-00-161-0746
NSN 6610-00-915-0574
NSN 6645-00-988-4427
NSN 6150-00-441-6892
NSN 5915-01-063-5908
NSN 5835-00-967-0998
NSN 6105-01-215-0579
NSN 6130-01-125-3958
NSN 6135-01-377-5729
NSN 5935-01-574-8304