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How do I keep wingnuts attached to battery terminals?

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How do I keep wingnuts attached to battery terminals?

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Old 04-23-2019 | 11:18 PM
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Default How do I keep wingnuts attached to battery terminals?

The wingnuts keep vibrating off my battery terminals. Is there a way to keep the wingnuts tight? Would locktite be a good idea? Or using locknuts with plastic/nylon inserts? Or some other solution? thanks
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Old 04-24-2019 | 03:25 AM
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There are locking washers that bind when tightened,best idea is not use wingnuts for battery terminals.
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Old 04-24-2019 | 09:05 AM
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+1, use nuts with locking washer.
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Old 04-24-2019 | 09:05 AM
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When I had my OL surveyed last year I was told the the wingnuts on my batteries have to be changed for a regular nut. My insurance company required me to change them after seeing the survey.

As previously stated, do away with the wingnuts.

Last edited by TCBoss302; 04-25-2019 at 08:26 AM.
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Old 04-24-2019 | 09:49 AM
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I have same understanding; USCG does not allow wingnuts on batteries. I use nylon lock nuts on mine.

Originally Posted by TCBoss302
When I had my OL surveyed last year I was told the the wingnuts on my batteries has to be changed for a regular nut. My insurance company required me to change them after seeing the survey.

As previously stated, do away with the wingnuts.
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Old 04-24-2019 | 11:54 AM
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ALL marine engine manu s since the 80 s all note DO NOT USE WING NUTS at the batteries NEVER. and if you have a computer control engine this is one sure way of knocking out the ECM using wing nuts because they always come loose and creates voltage issues and spiking voltage and low voltage.

And that kind of voltage spiking and low voltage is hard on ignition parts as well and your battery cables.
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Old 04-24-2019 | 12:22 PM
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Loose wing nuts are also a handy ignition source in a gassy bilge.
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Old 04-24-2019 | 01:24 PM
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nord-lock washers, should be used on a lot of boat related stuff.


https://www.nord-lock.com/en-us/

Ernie
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Old 04-24-2019 | 07:47 PM
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Yep, ditch them in favor of nylock nuts. As mentioned, that is the new USCG standard.
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