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 5975-00-405-3815
NSN 6650-01-188-4129
NSN 5935-01-391-8079
NSN 4140-01-390-0455
NSN 2925-01-421-0068
NSN 6130-01-005-8916
NSN 2925-01-532-8445
NSN 5998-01-412-3839
NSN 6145-01-621-2952
NSN 5950-01-610-3181
NSN 6320-00-224-3538
NSN 6145-00-254-9461