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 6130-00-221-5728
NSN 5965-01-249-6349
NSN 6145-00-588-0794
NSN 5975-01-295-1619
NSN 5895-00-038-0847
NSN 5895-01-268-8732
NSN 5950-01-222-8634
NSN 5835-01-123-8305
NSN 5910-01-568-6862
NSN 5990-00-642-9930
NSN 5935-01-168-7841
NSN 6145-01-289-2596