Coupler and U Join Grease

AZSenza

Chief Petty Officer
Joined
Mar 11, 2008
Messages
521
Ok guys, I replaced trim switches today and did an inspection-lube while I was there. Gimble bearing and u joints were perfect to my suprize, nothing but fresh grease. I didn't have any Quicksilver "Coupler and Spline" Grease. I used high perfromance bearing lube for the u joints turning and cleaning till I had fresh grease from all 8 bearing caps and for the splines I used Permatex Antiseize lube, the silver stuff that comes in a paste. I cleaned all the old stuff off and applied a generous amount. Was this stuff Ok?
 

JustJason

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Aug 27, 2007
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5,321
Re: Coupler and U Join Grease

Bondo is the master of the grease questions.....

But I will say that the "high performance bearing lube", as long as it's a grease and not a high vicosity oil, will be okay.

As far as using permatex antiseize.......

Lets put it this way. There is no such thing as antiseize on a boat. Antiseize, or neverseize as some call it is known to us as alwayszeize or abosolutelyseizeseverydammtime.....

The common element in any antiseize is a metal lubricant. Be it nickel or copper or graphite. Whenever you have 2 different metals and an electrolyte you get electric current. Electric current causes electrolosys which contributes to corrosion.

Your 2 different metals are the lube you used and the shaft you put it on. The electrolyte is the water.... if it's saltwater its a better electrolyte so that means more corrosion.

All and all if you mounted a drive with any kind of antiseize i'd personally pull it and use the correct lube.
 

a70eliminator

Captain
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Sep 9, 2007
Messages
3,762
Re: Coupler and U Join Grease

I did not know all that, I've been using it too, but it's the marine grade never-seez, don't know what the difference is though.
 

Bondo

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Apr 17, 2002
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71,084
Re: Coupler and U Join Grease

Ayuh,... Never-Sieze is Not a Grease,... It's an Antisieze compound...
I'd have used the same Bearing Grease for the splines.....
 

AZSenza

Chief Petty Officer
Joined
Mar 11, 2008
Messages
521
Re: Coupler and U Join Grease

Thanks Guys. I'll get some spline lube. I wanted to pull it after a few hours anyway.
 

a70eliminator

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Sep 9, 2007
Messages
3,762
Re: Coupler and U Join Grease

I smear triple guard grease on the splines and shaft, that stuff really sticks, I have a habit of putting never-seez on the bolts threads of most everything I take apart that doesn't require loktite. I've just started applying a small daub of aviation sealant on threads of below waterline bolts and nuts.
 

Bondo

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Apr 17, 2002
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71,084
Re: Coupler and U Join Grease

I have a habit of putting never-seez on the bolts threads of most everything I take apart that doesn't require loktite.

Ayuh,... Same here,... Even if I Don't plan on taking it apart again someday,...
For the last 35 years or so.....;)
 

FreeBeeTony

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Joined
May 15, 2002
Messages
3,991
Re: Coupler and U Join Grease

I've put a dab on my spark plugs the past few years............removing has been very easy. I'm always concerned that they will break upon removal.....
 
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