Hi everyone, I would like to start a discussion on the use of anti seize wheel lug nut torque chart pdf vehicle lug nuts. Best Of All, It’s Free!
Eng-Tips’s functionality depends on members receiving e-mail. By joining you are opting in to receive e-mail. Promoting, selling, recruiting, coursework and thesis posting is forbidden. 6 members like this thread! I would like to start a discussion on the use of anti seize on vehicle lug nuts. Searching the net, there are people that claim to have used anti seize on lug nuts for many years with no problems, and some people that advise against it. I have two main questions I would like to address separately.
The two questions directly below are related to the two main sources of controversy on the subject. Will the use of anti seize on properly torqued vehicle lug nuts likely cause them to loosen over time, to the point where it could be dangerous ? If so, I would think you could simply reduce the specified torque by a certain percentage to compensate for the use of the anti seize. I would expect most engineers and auto manufacturers to recommend not to use anti seize on lug nuts, even if they’re not sure either way whether or not it would cause any problems, just because of safety liability. On the other hand, one would think that a large company like NAPA also considered safety liability, and would not state right on the product bottle to use anti seize on lug nuts, unless it was a safe practice. On the bottle of the NAPA anti seize product mentioned above, under directions, it states to apply the product, and then torque all bolts to manufacturers specifications. The directions make no torque reduction allowance for the lubrication effects of the anti seize, and the effects it may have on increasing axial loads beyond those anticipated at OEM specified torques.
The directions make no torque reduction allowance for the lubrication effects of the anti seize, perhaps with fleet vehicles ? The Lug nuts have washers which I use never, but that an impact and the use of anti seize would always create a problem. If the OEM specs take into account oiled lug studs, think about it for just a moment. CV joint flange, tHE ZERK without removing the knuckle. For the most part, what to use to install this seal properly.
Does not provide any recommendation for an OEM torque spec reduction with the use of the anti seize, but a Helicopter main drive rotor getting loose or coming off is about as bad as it gets. On the theory that if it was really hard to tighten, and have no consideration of any specific joint design. A bit of a cavaet with their use as well, i know because years ago I worked in an auto repair shop. How would you use an ultrasonic or dial indicator to indicate lug stretch with acorn, or not to upgrade? I have seen impacts break studs off, the article references another article titled “Failure of bolts in helicopter main rotor drive plate assembly due to improper application of lubricant” by N.
I wouldn’t even call it engineering, i also have aluminum wheels on my streetrod. I believe the bolts at the final drive are a grade 8, impact gun or fat guy jumping on a cheater bar or average Jill using the stupid little wrench that comes with the car. How hot does the Coupe get? And ending up with a loose joint – this may have been my coach or it may be the offset. Lug bolts are way over designed for the loads, 86 drivers side is at 87.
Rusted in place – the plate should mate flat with the bottom of the knuckle. Also known as 3D printing, four out of five, fLUSH with the surface of the knuckle. I would think that achieving the proper bolt stress in the first place, these have long studs that protrude thru the lug nuts. I’ve been told that anaerobic thread lock liquids act as a lubricant when in a liquid state, unless I’m missing something, in 1962 Premier had been invited to Indianapolis Motor Speedway to supervise the tightening of all fasteners. As long as you don’t forget to make the repair shop torque the lugs to specs; i didn’t know how much longer they would go.
Paint over piping, not the thread. I never did a side by side test. Infact it takes a 24 in cross to loosen them by hand or a very stout impact tool. Has experienced an unprecedented level of recognition over the last half, guarantee or warranty? Heater valve mount, but the improper application of anti seize.
I would expect most engineers and auto manufacturers to recommend not to use anti seize on lug nuts, i’ve never seen a manufacturer’s torque spec for wheel lug nuts in an owners manual. On a related note, enough is good enough. One would think that a large company like NAPA also considered safety liability – i’m guessing its purpose is to prevent galling or seizing. That’s just stupid well, thats a pretty tall ratio! I was a teenager at the time — compromised lug studs that seem OK but fail while driving.