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 6220-01-243-5316
NSN 5996-00-754-4057
NSN 6105-01-322-1985
NSN 6105-00-988-2471
NSN 7035-01-623-5387
NSN 5950-01-497-5754
NSN 5985-01-450-5998
NSN 6145-00-512-6675
NSN 5945-01-641-2789
NSN 5935-00-483-4917
NSN 5925-00-030-4943
NSN 5960-01-343-5912