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 5998-00-839-7588
NSN 5998-00-826-7771
NSN 5945-01-262-5865
NSN 6620-01-537-4121
NSN 5945-00-229-0243
NSN 5999-00-854-6219
NSN 5998-00-213-6001
NSN 5910-01-376-4607
NSN 5835-01-508-2528
NSN 6110-01-529-7753
NSN 5915-01-216-5509
NSN 5950-00-551-3105