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Randolph 9703 Butyrate Thinner Gallon

$74.95/Gallon
Part# 9703-1G
MFR Model# 20-97034

Overview

An excellent thinner for use with butyrate dopes, this thinner features an active blend of solvents to reduce viscosity. Available in quart, gallon, and 5 gallon sized.

Do not mix Certified Coatings dopes and thinners with Randolph products as they are not always compatible. Use all Certified Coatings products or all Randolph products.
   
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Reviews

As advertised

William V Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

November 16, 2025

Product deliver quickly and as requested. When tin unpacked it was damaged along with another tin from carrier from what appears to dropping the package.

Max C Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

November 12, 2025

Ray B Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

August 28, 2025

Great stuff of course

F.b. S Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

June 20, 2025

The G Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

June 10, 2025

Reuben M Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

December 5, 2024

I just received this order so I have not used the product yet, my only concern was that the metal containers were dented in shipping, and hope they dont leak down the road.

Wings O Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

June 19, 2024

Groupe L Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

May 27, 2024

Orion A Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

April 9, 2024

I love working with Randolph Butyrate paints and thinners for that old-time look on model aircraft. J.S.

John S Verified Purchase

Randolph 9703 Butyrate Thinner Gallon

January 20, 2024

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.

Q: What is the shelf life of your Randolph butyrate thinner?

Per the manuf. manual, shelf life is unlimited in unopened clean containers.

Q: What is the shelf life of your Randolph butyrate thinner?

Per the manuf. manual, shelf life is unlimited in unopened clean containers.

Q: What is the shelf life of an opened Randolph butyrate thinner?

This is hard to gauge because if the lid is not shut all the way the fast solvent can evaporate. If It is unopened it can last pretty much forever. Any leakage or rust could cause a problem.

Q: Will other thinners work with Randolph butyrate colored dope?

First, no other thinners will not work with butyrate dope.

Q: can randolph non taughtening clear dope be used over rustoleum products

No, taughtening clear will not work on rustoleum products.

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