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 6220-00-751-9709
NSN 5985-01-584-9210
NSN 5960-00-153-7115
NSN 6620-00-041-3406
NSN 6130-01-437-6785
NSN 5895-01-254-2749
NSN 4140-01-554-6966
NSN 6320-00-500-0613
NSN 6320-01-478-9351
NSN 6240-01-160-7934
NSN 5990-00-406-4991
NSN 5930-00-657-5079