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 6645-01-542-6159
NSN 5935-01-321-8286
NSN 6240-01-324-5222
NSN 5950-00-249-8827
NSN 6650-01-029-5414
NSN 6240-01-383-6877
NSN 7035-01-579-2650
NSN 6110-00-614-9218
NSN 6130-01-612-1013
NSN 6110-00-775-7480
NSN 5930-01-244-1795
NSN 6650-01-567-1933