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 5915-01-522-6170
NSN 5990-00-337-5359
NSN 6145-01-252-9373
NSN 5965-00-233-3851
NSN 5950-00-518-1674
NSN 5915-01-274-9494
NSN 6240-01-484-9576
NSN 6145-01-412-7517
NSN 5920-00-661-0840
NSN 6645-01-301-5563
NSN 5935-00-233-6353
NSN 6150-01-058-1014