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 7035-01-336-0464
NSN 5855-01-173-0808
NSN 6105-01-252-2013
NSN 6150-00-445-5438
NSN 5915-00-943-4919
NSN 5950-00-053-1368
NSN 6135-00-583-3966
NSN 6220-01-630-8908
NSN 4140-00-147-8971
NSN 6620-01-226-2165
NSN 6650-00-575-0770
NSN 6650-01-335-9825