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 5910-00-328-4603
NSN 5895-01-123-8694
NSN 5895-00-224-2007
NSN 5998-01-564-7716
NSN 6135-01-187-0033
NSN 6135-01-265-1384
NSN 5985-01-440-5416
NSN 5990-00-623-8127
NSN 5950-00-318-8797
NSN 6320-01-512-2031
NSN 6620-01-204-5650
NSN 6610-01-113-2726