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 6220-01-371-1791
NSN 5985-01-330-7786
NSN 6105-00-639-6857
NSN 5975-01-133-3975
NSN 5985-01-096-9319
NSN 5855-01-477-8106
NSN 6150-00-661-0184
NSN 5855-00-179-8588
NSN 6145-01-494-8574
NSN 5998-00-629-5915
NSN 5895-01-167-8298
NSN 5950-01-027-2257