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 6130-01-259-3074
NSN 5950-00-956-3035
NSN 6685-00-050-1353
NSN 5975-00-516-9335
NSN 5999-01-218-5740
NSN 6685-01-436-4696
NSN 5835-01-475-5714
NSN 6620-01-174-8416
NSN 5935-00-446-8811
NSN 6105-01-229-0190
NSN 6220-01-359-3993
NSN 6240-00-189-2762