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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5935-00-902-9964
NSN 6150-00-596-9882
NSN 5930-00-538-5508
NSN 6150-00-949-9889
NSN 5950-01-306-1418
NSN 5920-01-582-0388
NSN 6320-00-459-8973
NSN 5950-01-318-8751
NSN 5895-00-680-9784
NSN 2925-01-228-6554
NSN 6620-01-529-2518
NSN 5855-00-337-3679