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 5835-00-228-9082
NSN 5996-01-273-7333
NSN 5905-00-899-6537
NSN 5950-00-161-4251
NSN 4140-01-302-4487
NSN 5975-00-034-3479
NSN 6240-01-240-1596
NSN 6105-01-081-5806
NSN 5935-01-099-1662
NSN 5985-01-469-5784
NSN 6240-01-013-8895
NSN 5915-01-456-5374