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 for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5895-00-422-4239
NSN 5990-01-400-3299
NSN 6240-01-378-7711
NSN 5950-00-313-2422
NSN 6135-01-142-2417
NSN 6650-01-525-7370
NSN 5960-00-262-9206
NSN 5835-01-076-8445
NSN 5915-01-288-5165
NSN 5950-01-261-7938
NSN 6650-01-633-4238
NSN 6650-00-470-8594