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 5895-00-769-9665
NSN 6620-00-244-0965
NSN 5975-00-774-5556
NSN 5950-01-068-4483
NSN 5915-01-135-7893
NSN 5965-01-313-1544
NSN 5915-01-215-5447
NSN 5998-01-525-6275
NSN 6240-00-403-1272
NSN 6150-01-370-5177
NSN 2925-01-236-3547
NSN 5965-01-459-9659