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 5998-00-259-0351
NSN 5935-00-362-3873
NSN 5996-01-064-6138
NSN 6685-01-102-9709
NSN 6145-01-243-0123
NSN 5998-00-102-7099
NSN 5960-01-468-6508
NSN 6620-00-618-1765
NSN 6650-00-107-1667
NSN 5855-01-348-6690
NSN 5895-01-524-9796
NSN 5920-01-257-2197