Cudn't find the data sheet of a Steppar motor !

Hi Guys !
Can anyone find me the datasheet of this steppar motor since i am unable to get it From Mr. Google
SY Stepping motor 57BYGH903-1-27

Images from Original Post Reply #NN so we don’t have to download them. See this Image Guide




What are the dimensions of the front of the motor?

And what is the resistance of the coils as measured with your multimeter?