Hercules® Custom-Formulated, Multi-Purpose Lubricants are great for motors, circulators and other pumps, sliding parts, bearings, chains, linkage or wherever metal lubrication is needed. In addition, we offer a Silicone Grease, which is food grade and approved for potable water applications. Our valve and faucet stem greases are petroleum oil-based for easy lubrication of valve stems, faucets and ballcocks.
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Oatey® All Purpose Pipe Lubricant
Pipe & Gasket Lubricant
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What type of lubricant should be used on O-rings and other rubber parts?
Silicone grease should be used on rubber parts, because petroleum based lubricants could potentially affect the integrity and lead to product failure.
Can you use Hercules 300 Degree plumber's grease where it may come in contact with potable (drinking) water?
No. This product is not NSF listed.
What materials can I use Hercules 300 Degree plumbers grease on?
This product should only be used on turning or sliding metal products. It is petroleum based, and could affect the integrity of plastic and rubber parts.