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TCM Sealant Copper Coat 642188

$51.75/Each
Part# 07-08807
MFR Model# 642188

Overview

Continental OEM Parts
   
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Documents

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Reviews

Can confirm that this is just plain old K&W Copper Coat. I had trouble finding anything other than the aerosol version online which is much thinner and behaves differently. Besides that, this way youll have an invoice with the actual Continental PN on it so that some aviation lawyer cant say you used the wrong sealant.

Cirrus M
November 20, 2025

Manual for the Continental O200-D calls for this product in preparing the gasket for a starter replacement. Imagine my surprise when TCM Sealant turned out to be plain old K&W Copper Coat. I can walk down to my auto parts store and get the K&W for eleven bucks and change. You can too.......

Robert L Verified Purchase

TCM Sealant Copper Coat 642188 4 Oz

September 18, 2021

Q&A

Please note, Aircraft Spruce ®'s personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce ® assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.