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 5835-01-245-8077
NSN 5930-00-480-4081
NSN 5960-01-086-0830
NSN 6150-01-045-9241
NSN 5960-01-392-4060
NSN 5950-01-258-4994
NSN 6135-00-100-0485
NSN 6320-00-845-3261
NSN 5999-00-690-4228
NSN 6110-00-990-6168
NSN 5950-01-145-4510
NSN 5985-01-273-6509