What size is the axle nut on a Subaru Outback?

Dorman - Autograde - Spindle Nut M22-1.5 Hex Size 32mm (Part No. 615-160.1) via

How tight should the castle nut be?

Expert Reply: The nut on the spindle should be tightened until snug, with no side-to-side play in the hub and then backed off slightly, about maybe a 1/8 of a turn. via

Can you over torque a wheel bearing?

Don't Use an Impact Wrench for Installation or Removal

It can also create a false sense of security when adjusting a nut or bolt, which may be under or over torqued. This can leave a hub assembly susceptible to failure. via

What is the torque specs for U-bolts?

Recommended U-Bolt Torque for Cold-Formed U-Bolts

Size Material Grade Max. Torque Ft. Lbs. Unplated
1/2 - 20 5 70
9/16 - 18 5 100
5/8 - 18 8 177
3/4 - 16 8 313


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