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 5990-00-428-1895
NSN 5910-01-168-8008
NSN 5996-01-273-1972
NSN 5910-01-338-0936
NSN 5965-00-812-9158
NSN 5915-01-392-3168
NSN 6650-00-717-8913
NSN 5965-01-048-4767
NSN 6135-00-087-5300
NSN 6105-00-337-0904
NSN 5975-01-277-8257
NSN 5945-00-532-4367