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 5998-00-657-4760
NSN 5990-00-617-1422
NSN 5935-01-428-7767
NSN 6130-01-293-6051
NSN 6105-01-540-9428
NSN 5998-00-080-7431
NSN 6240-01-123-9040
NSN 6220-01-052-0907
NSN 5996-00-241-6201
NSN 5975-00-076-0155
NSN 5950-01-485-3518
NSN 7035-00-631-3782