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 5999-01-485-2449
NSN 5915-01-297-2872
NSN 2925-01-381-5307
NSN 6145-01-105-8205
NSN 5950-00-376-5415
NSN 5920-01-284-7306
NSN 6150-00-499-2742
NSN 6620-01-003-2905
NSN 5910-00-151-5815
NSN 5910-01-015-7927
NSN 6150-01-191-7757
NSN 5999-00-825-2562