The Tulsa Oil Thief™ has been one of the basic products of W. L. Walker Company since 1932. The thief has a reputation in the oil industry for effective oil sampling on the bottom of the tank or at any level. All Tulsa Oil Thieves have the following features: single trip (original with the Tulsa Thief™ ), antifouling flat bail assembly, full opening horizontal closure system with rotating valve, two adjustable springs (one for closing tension and one for tripping tension, for more flexible adjustment), side hanger on the top casting for hanging it on the hatch or equipment case, adjustable graduated trip rod (trip rod makes fourth legal for holding thief in upright position as a hydrometer cylinder). Petcocks may be installed at any point, except near top or base castings. Petcocks can be found under the Thief category Special Accessories for All Models of Thiefs. There are common repair parts for the Brass thief listed under 70000 Series Tulsa Thief™ Parts, and parts special to the metal barrel thiefs are listed under the category 70000 Tulsa Oil Thief™ Metal Barrel Parts. The aluminum and brass units are proven samplers for dense liquids. The 70001 weighs 5 1/2 pounds and holds 36 ounces.
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