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 6320-01-353-9753
NSN 5990-01-150-7443
NSN 5950-00-370-0091
NSN 5915-01-138-1382
NSN 5910-01-431-6583
NSN 5910-01-633-9963
NSN 6150-01-610-5077
NSN 6685-00-144-6362
NSN 2925-01-633-4048
NSN 5915-01-312-6715
NSN 5945-01-480-9094
NSN 5930-01-501-6294