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 5920-00-884-3405
NSN 6620-01-589-5411
NSN 6110-00-104-7401
NSN 6145-01-255-2244
NSN 6610-01-394-1799
NSN 5990-01-290-4787
NSN 5905-00-233-6199
NSN 5950-01-138-9778
NSN 5910-01-450-1182
NSN 5835-00-019-1816
NSN 5975-00-293-3995
NSN 6135-01-286-9563