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 5935-01-459-7895
NSN 6610-01-466-3983
NSN 5835-01-031-7265
NSN 5910-01-495-5895
NSN 5910-01-145-7980
NSN 5975-00-005-7877
NSN 5975-01-551-1621
NSN 5895-01-626-8354
NSN 6110-00-839-8026
NSN 5920-01-300-6055
NSN 5990-01-378-7349
NSN 6320-01-440-4982