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 5915-01-146-3629
NSN 5999-00-930-9561
NSN 5895-00-686-4498
NSN 6620-00-711-2782
NSN 5915-01-216-9659
NSN 5945-01-443-1173
NSN 5895-01-044-5425
NSN 5985-00-276-3415
NSN 5920-00-245-5857
NSN 5950-00-414-1290
NSN 5855-01-196-7082
NSN 6110-01-098-4803