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 6220-00-091-9145
NSN 5996-01-117-0338
NSN 6130-01-436-5142
NSN 5996-00-247-3808
NSN 5985-01-317-4118
NSN 6320-00-593-0379
NSN 6110-01-031-7185
NSN 6220-00-119-8630
NSN 5950-00-635-4677
NSN 6145-01-541-5422
NSN 5910-01-512-1978
NSN 5960-00-131-6744