Flight safety critical
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 internal combustion piston engines, nesoi
NSN 5960-00-137-4751
NSN 5998-00-193-3269
NSN 4140-00-632-6169
NSN 6620-01-106-3553
NSN 5999-01-282-3584
NSN 2925-00-203-8735
NSN 6650-01-350-2515
NSN 5935-00-078-9540
NSN 5920-01-035-5456
NSN 5990-01-584-6213
NSN 6135-01-589-0333
NSN 6685-01-291-7818