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 6220-00-326-9144
NSN 6110-01-335-7838
NSN 6650-01-138-8174
NSN 5996-01-084-1581
NSN 5998-01-412-8221
NSN 5915-00-067-7464
NSN 6240-01-463-3132
NSN 5930-01-442-3528
NSN 6220-01-020-8703
NSN 5950-01-312-2671
NSN 4140-00-062-1335
NSN 5935-01-265-4544