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Re: How to fix the threads? [Re: mopower440] #1697341
12/14/14 12:07 AM
12/14/14 12:07 AM
Joined: Jan 2003
Posts: 74,976
U.S.S.A.
JohnRR Offline
I Win
JohnRR  Offline
I Win

Joined: Jan 2003
Posts: 74,976
U.S.S.A.
Quote:

Quote:

Bummer about your experience. I've used rivnuts in mopar EOM sheetmetal with zero probs.




Really? What do you think went wrong? I see people using them on the internet all the time, i dont understand why these didnt work worth a crap..? Is it because they are hex-shaped? Most i see are round..




You need a rivnut with a serrated shoulder so it grips the hole, plus the hole you drill for the rivnut needs to be the correct drill size, the rivnut just barely fits in it. Try this with another rivnut clean the hole, and make sure there is no oil in it, and put RED LOCTITE on the rivnut before putting it in and crimping it, let it cure for 4 or 5 hours and give it a try ... but if the hole you drilled is too big it's not going to work.

Re: How to fix the threads? [Re: mopower440] #1697342
12/14/14 12:22 AM
12/14/14 12:22 AM
Joined: Jul 2013
Posts: 1,272
Northern Calyfornua
S
Sxrxrnr Offline
pro stock
Sxrxrnr  Offline
pro stock
S

Joined: Jul 2013
Posts: 1,272
Northern Calyfornua
Any chance you can use a home improvement moly bolt or some such creative instrument??

Fill the hole with one of the numerous epoxy materials and drill and tap it,,,or use a self threading tool.

A photo of what you are dealing with,,,someone will dream up a very rational Bubba fix.

Re: How to fix the threads? [Re: JohnRR] #1697343
12/14/14 03:24 AM
12/14/14 03:24 AM
Joined: Jan 2005
Posts: 3,699
Newport, Mi
Evil Spirit Offline
master
Evil Spirit  Offline
master

Joined: Jan 2005
Posts: 3,699
Newport, Mi
Quote:





You need a rivnut with a serrated shoulder so it grips the hole, plus the hole you drill for the rivnut needs to be the correct drill size, the rivnut just barely fits in it. Try this with another rivnut clean the hole, and make sure there is no oil in it, and put RED LOCTITE on the rivnut before putting it in and crimping it, let it cure for 4 or 5 hours and give it a try ... but if the hole you drilled is too big it's not going to work.




This, plus there are different inserts for different thickness metals, and different for aluminum than steel.


Free advice and worth every penny...
Factory trained Slinky rewinder.........
Re: How to fix the threads? [Re: Evil Spirit] #1697344
12/14/14 11:43 AM
12/14/14 11:43 AM
Joined: Sep 2007
Posts: 14,889
up yours
Supercuda Offline
About to go away
Supercuda  Offline
About to go away

Joined: Sep 2007
Posts: 14,889
up yours
Quote:


This, plus there are different inserts for different thickness metals, and different for aluminum than steel.




No way. that would mean someone would have to read the instructions.

Easier to blame the tool.


They say there are no such thing as a stupid question.
They say there is always the exception that proves the rule.
Don't be the exception.
Re: How to fix the threads? [Re: Supercuda] #1697345
12/14/14 08:05 PM
12/14/14 08:05 PM
Joined: Jan 2003
Posts: 25,748
Rio Linda, CA
John_Kunkel Offline
Too Many Posts
John_Kunkel  Offline
Too Many Posts

Joined: Jan 2003
Posts: 25,748
Rio Linda, CA
The real genuine Rivnut® is of a much higher quality metal than most generic wannabes and some have a key that prevents rotation. Regardless of quality, correct grip length is critical.

Re: How to fix the threads? [Re: John_Kunkel] #1697346
12/14/14 09:08 PM
12/14/14 09:08 PM
Joined: Mar 2006
Posts: 9,824
MI, usa
dvw Offline
master
dvw  Offline
master

Joined: Mar 2006
Posts: 9,824
MI, usa
Lay a cotter key in the hole. The sheet metal will be in the slot of the key. It'll tighten up. Clip the end off that is on the front side so it doesn't show.
Doug

Re: How to fix the threads? [Re: dvw] #1697347
12/16/14 11:21 PM
12/16/14 11:21 PM
Joined: Jan 2003
Posts: 2,863
middle Tennessee
mopower440 Offline OP
master
mopower440  Offline OP
master

Joined: Jan 2003
Posts: 2,863
middle Tennessee
Fixed! Thank God! I got the round rivet nuts with the splines around them and they worked awesome! Something was not right about those hex shaped rivet nuts, they didnt even feel like the round ones when pulling them.

Re: How to fix the threads? [Re: mopower440] #1697348
12/17/14 02:52 AM
12/17/14 02:52 AM
Joined: Nov 2006
Posts: 1,456
oklahoma
F
forphorty Offline
pro stock
forphorty  Offline
pro stock
F

Joined: Nov 2006
Posts: 1,456
oklahoma
Quote:

Fixed! Thank God! I got the round rivet nuts with the splines around them and they worked awesome! Something was not right about those hex shaped rivet nuts, they didnt even feel like the round ones when pulling them.


The hex shaped rivet nuts are only for hex shaped holes. Mini vans and SUVs often use them for the roof racks and some pickups use them for the tailgate moulding.

Re: How to fix the threads? [Re: mopower440] #1697349
12/17/14 09:55 AM
12/17/14 09:55 AM
Joined: Mar 2005
Posts: 2,060
Pendleton NY
T
terzmo Offline
top fuel
terzmo  Offline
top fuel
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Joined: Mar 2005
Posts: 2,060
Pendleton NY
slightly larger self tapping screw...nut behind is best with bolt ...IF...you can get to it...Mines on the inner fender with nut and bolts

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