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 spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil
NSN 5835-00-816-0394
NSN 5945-01-445-0956
NSN 6110-01-186-3867
NSN 5996-00-888-1180
NSN 5930-00-155-5917
NSN 5960-01-190-8937
NSN 5950-00-155-4753
NSN 6145-01-641-0410
NSN 5855-01-302-9778
NSN 6110-00-862-6407
NSN 6135-01-285-8807
NSN 5985-00-314-0831