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 5915-01-342-7674
NSN 6220-01-095-6525
NSN 5965-00-568-5802
NSN 5930-01-328-8510
NSN 6105-01-416-9297
NSN 6645-01-349-1631
NSN 5835-00-707-6266
NSN 5835-00-358-4235
NSN 5945-01-568-9483
NSN 5985-01-010-4081
NSN 5999-01-086-2329
NSN 6110-00-960-7341