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 6645-01-004-0803
NSN 6220-00-233-7436
NSN 6105-00-051-4867
NSN 6610-01-521-4974
NSN 6620-01-215-7165
NSN 5990-00-607-6210
NSN 5960-01-418-8402
NSN 5915-01-248-9160
NSN 5950-01-364-5944
NSN 5935-01-151-5144
NSN 6320-01-050-1290
NSN 5915-01-231-1369