What does this Oregon Pro-Am bar fit??

[Rokon]

Two numbers on the bar: RS27878, 160SFPH003

 

[Rokon]

Somebody??

 

[Stihl-Pioneer]

I looked in the Oregon catalog and couldn't find a listing for that bar. I have an old catalog from the eighties, I'll try to take a look in the morning and see if it's listed.

 

[Sapo_feo]

Is there a missing letter before 160SFPH003? If so that looks a lot like an old Efco number.