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 5920-01-412-1080
NSN 5895-00-346-4800
NSN 5835-01-406-4066
NSN 5950-00-420-0803
NSN 6650-00-035-9297
NSN 6240-01-437-9439
NSN 5910-00-368-4108
NSN 5895-01-569-0631
NSN 5945-00-987-1546
NSN 5835-01-021-9022
NSN 5915-01-510-8325
NSN 5960-01-259-3846