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 5990-00-165-9195
NSN 6650-01-242-8922
NSN 2925-00-737-6476
NSN 6150-01-534-2814
NSN 5998-01-533-6939
NSN 4140-00-523-1826
NSN 6105-00-950-6978
NSN 5965-01-204-8505
NSN 6145-00-925-2004
NSN 6145-01-309-2655
NSN 6145-00-046-4568
NSN 5905-01-241-0563