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 5960-01-560-8461
NSN 5935-01-112-8524
NSN 5960-01-544-1273
NSN 6105-01-198-2642
NSN 5975-00-221-2555
NSN 6150-00-134-1080
NSN 5998-00-225-8522
NSN 5950-00-233-5798
NSN 5895-01-660-4138
NSN 6105-01-430-5401
NSN 5985-00-393-2480
NSN 5998-00-233-6401