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 5895-01-140-3374
NSN 6620-00-626-5719
NSN 6610-00-078-9620
NSN 5855-01-184-8089
NSN 5895-01-591-4179
NSN 5990-01-215-5997
NSN 5920-00-124-0600
NSN 6150-00-707-8804
NSN 5985-01-487-1135
NSN 6650-01-111-2036
NSN 5965-00-050-5456
NSN 5965-01-623-4772