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 6620-00-975-5159
NSN 5835-00-835-7838
NSN 5950-01-099-5014
NSN 5915-00-279-2973
NSN 5950-01-107-5086
NSN 4140-01-396-0115
NSN 5960-01-437-5318
NSN 5915-01-213-1000
NSN 5930-01-571-7906
NSN 5975-01-025-3209
NSN 5855-01-138-4985
NSN 6685-00-136-3151