4 Oz Thread Sealant

PERMATEX 4 Oz Thread Sealant with PTFE base is a professional-grade thread sealer designed for plumbing, mechanical assembly, and maintenance applications where reliable pipe and fitting connections are critical. The brush-top can dispenses viscous sealant directly onto threaded connections, creating a reliable barrier against leaks in water lines, fuel systems, and compressed air applications. This is the thread sealant of choice for contractors, maintenance technicians, and facility managers who demand dependable performance on high-stakes connections.

The PTFE (polytetrafluoroethylene) base formulation provides superior chemical resistance and temperature stability compared to traditional paste sealants. PTFE thread sealants excel in applications involving mixed metals, aggressive media, and temperature cycling—scenarios where standard teflon tape alone may fail. The 4 oz size offers substantial working quantity while remaining portable; the brush applicator enables precise placement without waste, reducing material costs on high-volume jobs. PERMATEX's formulation is compatible with most pipe materials including steel, brass, and plastic fittings, making it versatile across plumbing and HVAC installations.

This thread sealant serves industrial maintenance crews, residential plumbers, equipment assemblers, and anyone responsible for preventing leaks in threaded connections. It performs reliably in both indoor and outdoor environments, on pipe threads carrying water, oil, gas, and compressed air. The brush-top container is designed for quick resealing between applications, extending shelf life and reducing air exposure that degrades performance over time.

Thread sealant selection depends on the media being carried and environmental exposure. PTFE-based products like this PERMATEX formulation outperform standard pipe dope in corrosive environments and with mixed-metal assemblies. The 4 oz brush-top can is the standard format for field use, offering better application control than bulk containers and longer shelf life than squeezable tubes.

TacticalSurplusUSA stocks PERMATEX 4 Oz Thread Sealant (SKU PEX80632) as part of our professional maintenance and repair supplies. This product weighs 0.39 lbs and comes in the convenient brush-top can format preferred by trade professionals.