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 5920-00-499-8285
NSN 6220-01-124-5607
NSN 5985-01-203-4883
NSN 6145-00-228-2207
NSN 6610-00-142-9678
NSN 6105-01-462-5422
NSN 6240-01-213-0143
NSN 5895-00-505-7453
NSN 5835-01-086-6999
NSN 6685-01-008-1893
NSN 5935-01-235-1257
NSN 6320-01-173-7950