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Trying to tear into the rear drums for a brake job on my '82-F250 400ci C^ - it has the 3" wide shoes it is a big rear end with the full floating rear axle - Ford I believe. The nut that holds the rear bearing is a rounded Hex thing over 2 inches in diameter - can anyone point me to the size, where to purchase the socket, or other alternative to getting at this monster. Really appreciate the input from this forum, great group!
I came here looking for answers on a similar question: I found the wrench I needed but don't know the torque specs!!!!!
What I learned: Ford used several different full floater axles in the 80's (other decades ?). The socket size will probably vary depending on manufacturer. Mine is a 1986 E-350 w/ a Dana 60. It uses nylock-style nuts and a small metal retaining clip (clip is slid into keyway in the axle tube then pounded into the nylon of the nut). It uses a 2 9/16" (65mm) socket. I don't think a regular socket will fit; the one I borrowed is a formed steel tube.
I had to replace both nuts and clips because the last "GENIUS" to work on the rear brakes uses a chisel to remove and reinstall the nuts. The part number on the nut for the dana 60 is d5uz-4255-a; if memory serves, the d5 indicates 1975. That makes it a good possibility that the Dana rear is fairly common.
If all else fails call a Ford dealer: they can tell you axle could be and how to ID it. They'll have my torque spec, but they aren't open 'til Monday.
You described my axle nut and retaining clip exactly. Thanks for the info - The torque specs below are from a Haynes manual - and probably the same for all full floating axles - after greasing the bearing - tighten to 120-140ft lbs then back off so that the end play is between .001 and .010.
IMHO - Basically squeeze down the grease and adust it like a front wheel bearing. Hope this helps.