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 6320-00-456-0836
NSN 5920-01-391-7491
NSN 4140-01-362-7174
NSN 6150-00-476-0381
NSN 5965-00-255-3889
NSN 5990-00-578-6254
NSN 6130-01-384-9045
NSN 5935-00-091-5264
NSN 6110-01-095-3519
NSN 5998-01-027-1161
NSN 5999-01-597-5376
NSN 6220-01-226-1776