A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 5985-01-463-1501
NSN 5920-00-243-3788
NSN 6620-01-502-9104
NSN 6685-01-281-8860
NSN 6320-00-937-5625
NSN 4140-00-036-6447
NSN 6150-00-434-5036
NSN 6130-01-527-1798
NSN 5960-00-228-5985
NSN 6645-00-927-8735
NSN 5905-00-594-8102
NSN 6145-00-338-5645