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 6240-01-349-6320
NSN 5950-01-097-6893
NSN 5835-00-537-7780
NSN 5998-01-549-5015
NSN 5910-01-116-6147
NSN 5925-01-365-3977
NSN 5835-01-534-3172
NSN 5905-01-254-2741
NSN 2925-00-105-3907
NSN 5975-01-482-5961
NSN 6150-00-804-5364
NSN 5960-00-720-0615