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 5895-01-286-7068
NSN 6130-01-359-7853
NSN 6130-00-988-3257
NSN 5950-01-215-0703
NSN 5960-00-736-8568
NSN 6135-01-466-3980
NSN 6105-01-396-2195
NSN 2925-00-063-5898
NSN 5975-00-958-2019
NSN 5925-01-185-5436
NSN 5835-00-936-8753
NSN 6145-00-423-1563