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 6220-00-860-9635
NSN 5835-01-048-8106
NSN 5950-01-464-4196
NSN 5990-01-299-2014
NSN 5915-01-202-7737
NSN 5930-00-243-9417
NSN 5945-01-517-4368
NSN 5915-01-608-4704
NSN 6130-00-822-4903
NSN 5975-01-466-0613
NSN 5999-01-302-3476
NSN 5950-01-461-8783