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 6130-01-381-6504
NSN 6150-01-317-8534
NSN 6105-01-580-7771
NSN 5985-00-361-8863
NSN 6320-01-116-3980
NSN 6110-01-342-6869
NSN 5975-01-423-5075
NSN 5920-01-180-5440
NSN 5960-00-985-9001
NSN 5895-00-761-4444
NSN 5950-00-827-4010
NSN 6110-01-355-3323