Thread Sealants

Industrial Thread Sealants Built for Reliability

When it comes to fluid systems, leaks are not an option. Hernon’s industrial thread sealants are engineered for dependable sealing and locking of threaded fittings in a wide range of environments. Whether you're assembling hydraulic lines, pneumatic systems, or chemical processing equipment, our thread sealants provide a high-performance, pressure-resistant seal that prevents leakage and withstands vibration, thermal cycling, and harsh media.

Our anaerobic formulations cure in the absence of air and in contact with metal, forming a durable seal that resists loosening over time. Available in a variety of viscosities and strengths, Hernon thread sealants are ideal for OEM manufacturing and maintenance operations across the automotive, aerospace, energy, and industrial sectors.

Benefits of Hernon Thread Sealants:

• Pressure-resistant and leak-proof sealing
• Resistant to vibration, chemicals, and temperature extremes
• Compatible with automated dispensing equipment
• NSF-certified options available for potable water systems

Protect your systems, improve reliability, and simplify assembly. Browse all thread sealants here to find the right solution for your application.