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 5996-01-607-7035
NSN 6110-01-633-9660
NSN 6110-01-381-0300
NSN 6320-01-514-6141
NSN 6105-00-074-7148
NSN 7035-01-412-8322
NSN 5895-01-605-4620
NSN 5835-01-089-7615
NSN 6145-01-162-6049
NSN 5999-01-501-3487
NSN 6685-00-478-6581
NSN 5975-01-597-3630