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View Full Version : What is the size of the front hub nut, Please help!


93cartiertc
March 12th, 2008, 01:09 AM
Greetings:

Does anyone know the size of the nut that connects the front hub bearing assembly to the hub spindle 26mm 28mm, and or larger, or standard:confused:? The weather is greeting a little better these days, and I would like to replace my front hubs/bearings. I want to go by sears this week to pick up the appropriate socket in 1/2 drive. I need to get the car back on the road. All that I have left to do is the pass-upper ball joint, outer-inner tie-rods, and the inner tie-rod on the driver's side. The lower ball joints will be replaced asap. Also the bushings on the upper control arm on the driver's side ned to be replaced. Otherwise, the Pitman Arm, and Idler arm look decent, the idler arm being fairly new (recent install). What exactly, other than maybe alignment, would cause my passenger's side front wheel to slightly tilt/lean inwards at the top of the wheel?. Since my upper ball joint replacement on the driver's side, the wheel clunks upon the wheel rolling over a bump and or as the wheel returns in a downward motion to the pavement. One other member had mention other weak/worn components, my hub is really making a heavy droaning sound after my upper ball joint replacement! 93 cartier tc 260,000 plus original miles! Thanks in advance:)!


Best Regards

98TC-Cartier
March 12th, 2008, 01:52 AM
Assuming your bearings come with a new hub, according to the 98 manual I have, you are supposed to replace the retaining nut and torque it to 189-254 lbs/ft, so do you have a new one? Just take it with you and get a socket to fit. Odds are it is metric, but some of the larger sae and metric sockets are interchangeable.

You can just remove the grease cap and measure it too. :)

93cartiertc
March 12th, 2008, 05:15 AM
Thanks 98TC! I will just order one, the one that I want to buy, doesn't come with a new bolt. I was considering National over Timken, which of the two is more reputable? The national brand seems stout and it cost more too, but what about Timken, what say you?

RegardsAssuming your bearings come with a new hub, according to the 98 manual I have, you are supposed to replace the retaining nut and torque it to 189-254 lbs/ft, so do you have a new one? Just take it with you and get a socket to fit. Odds are it is metric, but some of the larger sae and metric sockets are interchangeable.

You can just remove the grease cap and measure it too. :)

BillyBob TC
March 12th, 2008, 08:19 AM
Assuming your bearings come with a new hub, according to the 98 manual I have, you are supposed to replace the retaining nut and torque it to 189-254 lbs/ft, so do you have a new one? Just take it with you and get a socket to fit. Odds are it is metric, but some of the larger sae and metric sockets are interchangeable.

You can just remove the grease cap and measure it too. :)
I would bring the new one with you too. I find no reason or method when it comes to sizes on the TC. Is it just TC, or all of Ford? I just did the idler arm (TRW), the two frame bolts were 15mm, with massive 19mm nuts. THEN on the other end connecting to the center link, was a 7/8 inch nut. Go figure.

Mark9
March 12th, 2008, 10:01 AM
The wheel bearing fastener size is 36mm..

Dusty
March 12th, 2008, 11:18 AM
I actually found that a big SAE socket (can't remember the size) fits better than the 36mm. It also has a 3/4" drive that also fit my big torque wrench without an adapter. I bought the 36mm and used the big SAE from my tool box instead.

Fordace
March 12th, 2008, 12:48 PM
I'm thinking 1-7/16 or 1-5/16........can't remember exactly, been a while....

93cartiertc
March 13th, 2008, 02:18 AM
I remember those sizes. I changed my ilder arm, a little more than a year ago. It wasn't a difficult project at all. But when that arm goes and or disconnects from the rest of the linkage watch out:eek:!I would bring the new one with you too. I find no reason or method when it comes to sizes on the TC. Is it just TC, or all of Ford? I just did the idler arm (TRW), the two frame bolts were 15mm, with massive 19mm nuts. THEN on the other end connecting to the center link, was a 7/8 inch nut. Go figure.

93cartiertc
March 13th, 2008, 02:19 AM
Thanks!:)The wheel bearing fastener size is 36mm..

93cartiertc
March 13th, 2008, 02:20 AM
Thanks! :) I will more than likely pickup all 3 sizes.I'm thinking 1-7/16 or 1-5/16........can't remember exactly, been a while....

93cartiertc
March 13th, 2008, 02:25 AM
What works best for you guys, a 1/2 breaker bar, 1/2 drive rachet, or a 3/4 drive breaker bar. I have all of the aforementioned accept for a 1/2 breaker bar. I was thinking if I just crack the nut with my 3/4 drive breaker bar, or use a 1/2 drive breaker bar with the support of my 3lb short handle slegde hammer? What say you. I do have a torque wrench, but its a mere 3/8 drive, I have to check it again? Otherwise if so, I will have to pick up a 1/2 torque wrench. Thanks again guys!:cool:

98TC-Cartier
March 14th, 2008, 01:41 AM
I use my 1/2" breaker bar and a two foot cheater pipe on it. Haven't broken the breaker bar yet. :)

If you don't have a big torque wrench, use a calculator, tape measure and your breaker bar to torque the nut. Eg, if you weigh 200 lbs, wrap a piece of tape on the breaker bar 1 foot from the socket holder pivot pin, which is at the center of the nut. Then put your foot on the tape and slowly put all your weight on the bar, keep repositioning the socket until the nut stops turning. No jumping on the bar. If you only weigh 100 lbs, you need to apply your weight at a distance of 2' from the center of the nut.

Dusty
March 14th, 2008, 11:36 AM
3/4 breaker bar should easily do the trick. You can get a 3/4 inch torque wrench at Harbor Freight that is not that expensive. http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=808

93cartiertc
March 15th, 2008, 02:52 AM
Thanks! I forgot that I had brought a 3/4 breaker bar and a 1 7/16 socket about 5 years ago from Sears! I knew I had the breaker bar, but I just couldn't remember the size of the socket that I had for it, well today my question was answered!:cool:3/4 breaker bar should easily do the trick. You can get a 3/4 inch torque wrench at Harbor Freight that is not that expensive. http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=808

BrooklynMarkVIII
February 8th, 2009, 08:06 AM
can you "reuse" these nuts? if not, why? And were would you get one if you have to replace.

Chevyguy
February 8th, 2009, 08:16 AM
The factory manual tells you to replace the nut, but they tell you to replace nearly EVERY fastener.

When I did my first I had to hunt one down, they looked at me like I was crazy. Turns out its not REALLY necessary to replace the nut.

Also watch out that the 91-94 models may have a different nut size, 95 up have a different hub assy.

pkucan
February 8th, 2009, 10:30 AM
Just a guess that the nut encounters wear when installed and then removed. Or it is undersized a hair to make sure it does not work itself loose. Possibly safety issue?? Auto makers are in the business to make money so they will recommend that every part be replaced! I would not be hesitant to reuse the nut. Throw a little loctite on the spindle before using the nut if that will make you sleep better.

Chevyguy
February 8th, 2009, 12:31 PM
They DO have some oval shaped fasteners which self-lock such as the front swaybar endlink nuts (95+) These nuts did not really seem to be oval, but since they have no cotter pin it's a little scary.

I was re-assured by several other long time panther owners before I re-used the nut on my other hub !!! Plus I warranty replaced it 3 months later and it was still nice and tight on there!!

2pac8
February 8th, 2009, 04:37 PM
Here is a picture of '91 Towncar hub nut, if its helpful:
http://img21.imageshack.us/img21/9730/hubnutnm0.th.jpg (http://img21.imageshack.us/img21/9730/hubnutnm0.jpg)

I'm just at the brake job and took a photo of it. I thought maybe i should regrease the bearing but it spins well so maybe i shouldn't touch it for now.
I was really surprised that the driveshaft is so shiny , while the rest of the hub totally rusted.

gadget73
February 8th, 2009, 10:52 PM
I'm using recycled hub nuts on my car, and have been for the last 3 years and 40k miles or so. No problems to report.

joeys40
February 11th, 2009, 06:25 PM
The wheel bearing fastener size is 36mm..
My '93 uses a 1/2" drive 35mm.

ksurf_k
February 24th, 2010, 11:17 PM
i'm starting to warm up towards the inspect-reuse and loc-tite all the parts stores around here looked at me like i was crazy too lol. found this old thread!