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 5975-01-256-5012
NSN 5925-01-176-7182
NSN 6320-01-498-4954
NSN 6320-00-343-1798
NSN 6110-01-341-7871
NSN 5960-01-154-3719
NSN 6240-01-143-5523
NSN 5950-00-188-9839
NSN 5935-01-551-9694
NSN 5950-00-839-0865
NSN 6610-00-327-7540
NSN 5915-01-107-8872