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 5930-00-984-6161
NSN 5925-00-806-5341
NSN 6145-01-013-4068
NSN 5996-01-411-9600
NSN 6150-00-891-7922
NSN 6145-01-317-2226
NSN 5998-01-074-3216
NSN 5920-00-903-4157
NSN 6150-01-014-8096
NSN 6135-01-595-9328
NSN 5985-01-246-3417
NSN 5905-01-254-3740