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40 Ford front hub question

Discussion in 'The Hokey Ass Message Board' started by Piper106, Jul 29, 2006.

  1. Piper106
    Joined: Jul 29, 2006
    Posts: 126

    Piper106
    Member

    Bought a set of what were supposed to be 40 Ford passenger car front hubs from a guy at a swap meet a couple of weeks ago. They do have the 5 on 5-1/2" bolt pattern.

    The bearings races (roller cups) in the hubs were rusty so I pressed them out. The inner cup was clearly marked Timken 14276, and the outer was marked Timken 09195. Here is the part where I get confused (not that hard to do). There was a thread here on the H.A.M.B. last fall that said the cups for 28 to 48 Ford passenger car front hubs were 09196 for outer and 15250 for the inner.

    What do you think? Are the hubs I bought actually for something other than a Ford passenger car? Did the original cups get loose and so some 'master mechanic' rebored the hubs for an oversize non-standard bearing cup? Or do I have some odd ball after market 'just a good as original equipment' hubs??

    Piper106
     
  2. gashog
    Joined: Dec 9, 2005
    Posts: 986

    gashog
    Member

    Ford hubs used the same bearings from 1928-48. I just got new Timken bearings from Mac's with the following part numbers:

    Inner; Timken 15118 brg/15250 race
    Outer; Timken 09074 brg/09196 race

    These are CURRENT part numbers and may have changed over the years.
     
  3. Flathead Youngin'
    Joined: Jan 10, 2005
    Posts: 3,662

    Flathead Youngin'
    Member

    i don't have an answer but ...

    i've got a set of spindles that are round back.....BUT they are a 1/2" shorter on the spindle threads.......no one could identify them yet.....i took time to cut the arms off and dress them down...went to put a set of stock hubs on and the threads didn't stick out enough to get a nut even started...

    I also have a set of hubs that a fella gave me....came right off of his 40 coupe.....they have a smaller bolt patteren......i know because i tried to stick a 35 rim on it and it was a no go...

    i guess i'm saying, there is some weird stuff out there..

    it seems i read on here or in the green bible that 36 had a slightly different bearing.....

     
  4. Andy
    Joined: Nov 17, 2002
    Posts: 5,352

    Andy
    Member

    Some thoughts. '40 hubs will have 01A cast into the back rim. The length of a '40 spindle from the end of threads to the backing plate mounting surface is about 5 3/4 in. A number of spindles were machined for Chevy and other disk brake rotors in the '70's. They were shortened. Now we use spacers. Your spindles may have been machined for the disks.
     
  5. Piper106
    Joined: Jul 29, 2006
    Posts: 126

    Piper106
    Member

    Been doing other research and it looks like the hubs I have early 50s F-100 Ford pick-up bearing cups in them.

    So I either have F-100 hubs, not the passenger cars hubs they were sold as, or someone rebored a set of passenger hubs to take the larger OD F-100 cups to save the hubs after the ID got too loose to hold the stock bearing.

    Judging from the rough surface in the bearing ID compared to the rest of the hub machining my guess is that they are not F-100 hubs, but rebored early 40s passenger hubs.

    That is all I think I know.

    Piper106
     

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