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 5895-01-552-8462
NSN 6685-00-223-9042
NSN 5920-00-661-0840
NSN 5985-01-204-8432
NSN 5925-01-282-7751
NSN 5950-00-179-9867
NSN 5835-01-068-4214
NSN 5930-01-542-8483
NSN 5985-00-794-1358
NSN 6610-00-195-7517
NSN 5985-01-413-4905
NSN 5985-01-424-0149