Spicer Tandem Drive Axles Service Manual D__R440, 460, 480, D_R461, 462, 463, 521, 581, 601, 651, 652, 653 - Manual (Page 112)

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Torque Chart
Cast Iron Cover Style Cover Capscrew 5 7/16 - 14 5/8 48-56 65-76
Push Rod Nut --- 3/8 - 24 5/8 13-17 18-23
Wheel End-Misc. Parts Axle Shaft to Wheel Hub Nuts --- 1/2 - 20 1 1/16 55-71 75-96
--- 5/8 - 18 1 5/16 170-190 230-258
--- 3/4 - 16 1 1/8 285-345 386-468
Diff. Lock-Misc. Parts Shift Cylinder Cover Capscrew 8.8 M10 X 1.4 12mm 28-34 38-46
Shift Fork Capscrew 12.9 M8 X 1.25 6mm Allen 12-15 16-20
Selector Switch --- M14 X 1.5 24mm 10-12 14-16
Diff. Lock Cylinder Shipping Screw --- 1/4 - 18 Snug to Engage Clutch Teeth
Bearing Adjuster Lock 5 5/8-11 --- 160-176 216-238
* Slotted nut - Torque to 980 lbs. ft. then continue tightening nut to align slot with the nearest hole in pinion shank.
Fastener Axle Model Class Size Tool Size Lbs.-ft. N-m