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 6650-01-232-0275
NSN 5895-00-862-5564
NSN 5996-01-540-3576
NSN 5895-01-649-8229
NSN 5996-01-367-0186
NSN 5945-00-136-4196
NSN 5960-01-258-6708
NSN 5960-01-033-8015
NSN 6150-00-521-4522
NSN 6150-01-170-4307
NSN 5990-01-463-2279
NSN 5990-01-147-5225