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 for spark-ignition internal combustion piston engines, nesoi
NSN 5930-01-502-3521
NSN 5975-01-038-8707
NSN 6135-01-413-4747
NSN 5998-00-171-8941
NSN 6650-01-216-0525
NSN 5950-00-360-7751
NSN 5910-00-788-6814
NSN 5920-01-367-5791
NSN 6110-01-231-2568
NSN 6105-01-350-8765
NSN 5915-01-025-6169
NSN 6645-01-076-9310