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 6150-01-381-1034
NSN 7035-01-476-4085
NSN 5960-01-436-2159
NSN 5895-00-486-0191
NSN 5835-01-632-6627
NSN 5920-00-445-3585
NSN 5915-00-078-9574
NSN 5999-01-123-6657
NSN 2925-00-147-8150
NSN 6610-00-211-9095
NSN 5930-00-713-2688
NSN 6645-01-268-0544