3/8" FNPT Stainless Steel Coupler
Part Number: 85.300.103SBEP
Category: Pressure Washer Accessories
Type: 3/8" FNPT Stainless Steel Coupler
The 3/8" FNPT Stainless Steel Coupler is a premium-grade connector engineered for superior strength, corrosion resistance, and long-term reliability in high-pressure washer applications. Designed for professional users, this coupler delivers secure, leak-free connections while allowing fast, dependable attachment of hoses, spray guns, wands, and accessories.
Featuring precision 3/8" FNPT (Female National Pipe Thread) threading, this coupler ensures consistent water flow and pressure while minimizing the risk of leaks or connection failures during demanding cleaning jobs.
Constructed from high-quality stainless steel, this fitting outperforms brass and coated steel alternatives in durability and resistance to corrosion, chemicals, and harsh environments. Its robust build makes it ideal for continuous-duty commercial and industrial use where reliability is critical.
Key Features
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3/8" FNPT threading – standard sizing for hoses, spray guns, and accessories
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Rated for up to 6,000 PSI working pressure
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Solid stainless steel construction for maximum strength and corrosion resistance
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Leak-free performance under high-pressure conditions
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Universal compatibility with most 3/8" FNPT pressure washer systems
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Professional-grade durability for commercial and industrial applications
Typical Applications
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Commercial and industrial pressure washer systems
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Hose, spray gun, and wand connections
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Heavy-duty cleaning environments
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Construction, fleet, and equipment maintenance
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Facilities and professional cleaning operations
