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 6610-01-538-0016
NSN 5915-01-651-7543
NSN 5996-01-384-7431
NSN 5895-00-295-3735
NSN 6110-01-617-6580
NSN 5915-01-320-0390
NSN 6150-01-095-2522
NSN 6110-00-793-1808
NSN 5999-00-290-5898
NSN 5930-00-880-9878
NSN 5910-01-482-4102
NSN 6110-01-447-2770