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 5945-00-317-4812
NSN 6145-01-523-5046
NSN 6220-00-498-8098
NSN 5930-01-573-4672
NSN 5895-00-599-0983
NSN 6150-01-605-9721
NSN 6650-00-732-5031
NSN 5996-01-444-3915
NSN 4140-01-361-2292
NSN 5945-00-958-5071
NSN 5945-01-381-2038
NSN 6105-00-051-3392