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 5945-00-800-1616
NSN 6685-01-393-0776
NSN 6110-00-787-4402
NSN 6110-01-169-7994
NSN 5915-01-132-9123
NSN 5915-01-542-3069
NSN 6110-01-120-4593
NSN 5935-00-526-0540
NSN 5910-01-047-7871
NSN 6620-01-434-3675
NSN 5985-01-573-5144
NSN 5990-00-816-9289