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 5945-01-487-4127
NSN 6610-01-095-7219
NSN 6240-00-928-2236
NSN 5998-01-022-4030
NSN 5915-01-587-2913
NSN 5895-00-111-8281
NSN 5910-01-500-6256
NSN 5985-00-164-8271
NSN 5990-00-740-0249
NSN 5975-01-050-8114
NSN 5985-00-775-6013
NSN 6610-00-764-4127