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 5990-00-932-3070
NSN 5920-00-936-1661
NSN 5950-01-358-7360
NSN 5910-00-555-3003
NSN 7035-00-421-8710
NSN 6220-00-528-7752
NSN 5975-01-452-1801
NSN 6610-01-327-3187
NSN 5935-01-648-2317
NSN 6320-01-116-3980
NSN 6105-00-288-5872
NSN 5985-01-086-2872