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 5920-01-196-8671
NSN 6240-01-394-5320
NSN 5910-01-253-7262
NSN 5975-01-329-3469
NSN 5985-00-841-5642
NSN 5935-01-471-6449
NSN 5975-01-306-6236
NSN 6110-01-464-7027
NSN 6320-01-512-2031
NSN 6610-01-272-2987
NSN 5905-01-179-0402
NSN 5920-01-462-5904