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 6240-01-267-6499
NSN 6220-00-344-3189
NSN 7035-00-286-6221
NSN 5935-00-472-6038
NSN 5975-01-254-6128
NSN 6130-01-158-6139
NSN 6220-01-058-1509
NSN 5960-01-411-5899
NSN 5915-00-567-4599
NSN 4140-01-146-1035
NSN 6650-01-235-0981
NSN 5998-00-432-8181