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 5960-00-915-4175
NSN 5935-01-317-2495
NSN 6620-01-421-3917
NSN 5855-01-150-9970
NSN 5915-00-631-6172
NSN 6150-00-258-3016
NSN 5905-01-045-2373
NSN 6150-01-011-9068
NSN 6220-01-359-8322
NSN 6105-01-381-7242
NSN 6110-01-086-3688
NSN 6145-00-643-4962