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 5935-00-892-3059
NSN 5960-01-362-2369
NSN 5855-00-110-9341
NSN 6320-01-220-2264
NSN 5999-00-694-0672
NSN 5945-01-522-5741
NSN 6145-01-423-8470
NSN 5960-00-392-6291
NSN 5999-00-367-2946
NSN 6320-00-731-6134
NSN 6240-01-487-6459
NSN 5960-00-594-0824