Dan the Gear Man Tech® Note 1:
QU20200 Spindle Nut is ONLY used on axles with Ford factory automatic locking hubs. Order QK4729 if you are replacing your auto hub-locks with manual hubs.
Dan the Gear Man Tech® Note 2:
Wheel Bearing Spindle Nut and Lock Installation for 1995-1997 Ford F250, F350 Auto Hub Locks:
A. Install Nut on Spindle (Both left and right nuts are right hand thread to install, turn clockwise).
B. Use torque wrench and QT1058 socket to Torque QU20200 Nut to 50 lb.-ft. while rotating the wheel hub.
C. Back nut off 1/4 turn and retorque to 25 lb. in. (Note this setting is in INCH pounds!).
D. Locate slot in spindle nut closest to spindle key slot.
E. ADVANCE nut clockwise so the next slot in nut is aligned with left side of spindle key slot.
F. Install QU20201 Key into the nut slot and spindle key way. QU20201 Key MUST be be pushed in until the curved portion of the key is seated in the counter bore machined in the face of QU20200 Nut.
Dan the Gear Man Tech® Note 3:
Matching Parts for QU20200 Auto Hub Spindle Nut are:
QU20201 Nut Retaining Key
QU20087 Hub Service Kit for 1995-1997 Ford F250, F350 with Factory Auto Hubs
QU20227 Dana 50IFS Spindle for F-250
QU40420 Dana 60 Spindle for F-350
QT1058 Large Rounded Hex Spindle Nut Wrench