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 6610-01-555-8596
NSN 5930-00-162-4027
NSN 5996-00-929-2216
NSN 6110-00-890-7727
NSN 5960-01-273-4201
NSN 6320-01-516-3836
NSN 6610-01-433-2219
NSN 5920-01-068-3135
NSN 5998-00-224-6944
NSN 5935-01-510-9327
NSN 6685-01-484-7934
NSN 5999-01-153-8759