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 5915-00-853-3962
NSN 6220-01-611-1224
NSN 5950-00-152-1837
NSN 5985-01-154-6359
NSN 5855-01-411-3360
NSN 5895-00-563-0372
NSN 5910-00-316-3537
NSN 5975-00-004-9431
NSN 6220-01-481-1105
NSN 6610-01-046-1117
NSN 5835-01-502-9228
NSN 5895-01-158-4319