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 5910-00-982-2881
NSN 2925-00-233-5644
NSN 5985-00-450-7373
NSN 5950-01-021-1348
NSN 5930-00-449-6263
NSN 6610-00-609-7168
NSN 6620-01-293-6241
NSN 5930-00-636-8888
NSN 5945-01-240-9338
NSN 5975-01-619-3111
NSN 5915-01-177-1766
NSN 5920-01-273-5454