Screw 10619 (HO Universal)

Used in various Bachmann engines including but not limited to:

HO 4-8-2 Heavy Mountain

HO 70 Ton Diesel

HO Alco 2-6-0

HO Chuggington

HO DD40AX

HO Donald & Douglas

HO FT/F7/F9

HO Northern

HO Shay

Large Scale 4-6-0

Large Rail Truck

HO S4

Please see specific engine diagrams for exact locations