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 5930-00-203-2080
NSN 6610-00-089-6950
NSN 6150-01-523-8994
NSN 5999-01-174-3022
NSN 6610-00-114-8794
NSN 6645-01-367-1316
NSN 5915-01-097-7436
NSN 5990-00-521-2980
NSN 6610-01-599-4462
NSN 6620-00-891-2225
NSN 4140-00-247-4773
NSN 6620-01-423-7300