Alco 251 Piston Pin：2420021-2
Material：AISI8620,USA type (20CrNiMo,China type)
Harness：58-63 HRC
surface finishment : RA0.1
Application：ALCO 251 engine

The American Locomotive Company, often shortened to ALCO, ALCo or Alco, designed, 
built and sold steam locomotives, diesel-electric locomotives.
Now,The ALCO 251 diesel engine is still manufactured by Fairbanks-Morse of Beloit, Wisconsin,
and this type engine was widely application for diesel locomotive ,generator and so on.

We have shipping Aloc 251 piston pin to our customers.