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 5935-01-076-2746
NSN 6130-01-418-0136
NSN 5950-01-375-6895
NSN 5920-01-096-1864
NSN 4140-00-322-7016
NSN 5985-01-211-9834
NSN 5920-01-648-1983
NSN 6320-01-046-5228
NSN 5915-00-269-4463
NSN 5998-01-060-9595
NSN 6150-00-346-6679
NSN 5930-01-346-7728