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 5985-01-267-0747
NSN 6150-01-441-0232
NSN 6320-01-496-4605
NSN 6240-01-264-6637
NSN 6130-01-193-3236
NSN 5910-01-552-6266
NSN 5990-00-954-6584
NSN 5996-01-004-1811
NSN 5950-01-479-4473
NSN 5998-01-135-3685
NSN 5996-01-660-4170
NSN 4140-00-707-5963