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 5998-00-651-6212
NSN 5998-00-333-7340
NSN 5975-01-410-7647
NSN 6645-01-168-3743
NSN 5920-00-833-0315
NSN 6240-00-019-5835
NSN 6150-00-872-6000
NSN 5915-01-017-7373
NSN 5950-00-636-3063
NSN 6645-00-052-7288
NSN 5855-01-509-6872
NSN 5996-01-151-8720