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 5920-01-204-4921
NSN 5996-00-318-3405
NSN 7035-00-631-3782
NSN 5925-01-551-8553
NSN 5855-00-149-0766
NSN 5950-01-581-5104
NSN 5998-01-417-3149
NSN 5999-01-485-9650
NSN 6220-00-050-8485
NSN 5910-00-156-0993
NSN 7035-00-703-3535
NSN 5975-01-141-6889