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Flame King Connect Regulator to Gas Piping, Propane Thermo Plastic Rubber Hose Assembly, 120-inch, 3/8-inch ID for RVs and Travel Trailers

$27.95 $22.36

  • Size: 120 inches Overall Length
  • Typically used on RV's and Travel Trailers to connect the Two-Stage Regulator to the permanent gas piping system
  • 3/8" ID Thermo Plastic Hose Assembly including a 3/8" MNPT x 1/2" Female Flare Swivel
  • Maximum Pressure Rating - 350 PSI; Temperature Range: -40 degrees Fahrenheit to 140 (-40 degrees Celsius to 60 Celsius)
  • Certification - CSA and UL569/CAN 8.3-1 for Propane Gas
Out of stock
SKU: MB100383-120N/A

120-Inch Thermoplastic Propane Hose for RV Regulators

Built for reliability and safe propane flow, this 120-inch thermoplastic hose is designed specifically for RVs and travel trailers. It provides a secure connection from your two-stage regulator to your RV's permanent gas piping system, ensuring consistent performance for all your onboard propane appliances.

Engineered for RV-Ready Durability

Constructed with a 3/8-inch ID thermoplastic hose and premium fittings, this assembly includes a 3/8 MNPT connection and a 1/2-inch female flare swivel for a tight, leak-resistant connection.

High Pressure, Wide Temperature Range

Rated for up to 350 PSI, this hose is built to handle demanding propane use. It operates safely in extreme temperatures from -40°F to 140°F, making it ideal for year-round RVing.

Certified Safe for Propane Systems

CSA- and UL569/CAN 8.3-1-certified for propane gas, giving you peace of mind that your RV's propane system is protected by components that meet strict safety standards.

Specifications:

  • Overall Length: 120 inches
  • Inside Diameter: 3/8 inch
  • Fittings: 3/8 MNPT x 1/2 Female Flare Swivel
  • Max Pressure Rating: 350 PSI
  • Temperature Range: -40°F to 140°F (-40°C to 60°C)
  • Certifications: CSA and UL569/CAN 8.3-1 for propane gas

Quality and Service

At Flame King, we manufacture propane tanks and cylinders trusted worldwide for their exceptional quality and reliability. Our commitment to excellence goes beyond the products - we're dedicated to providing outstanding service to every customer. Each tank we produce exceeds industry standards and is crafted in award-winning facilities recognized for their focus on safety and quality. With Flame King, you can count on superior performance and complete peace of mind.

Certifications You Can Count On

At Flame King, we don't just build propane cylinders - we craft trusted companions designed to keep your adventures and daily needs fueled safely and reliably. Whether it's a compact 1 lb. tank for your next camping trip or a heavy-duty 420 lb. cylinder for commercial use, each product is made with care and precision.

Our portable propane cylinders meet strict Department of Transportation (DOT) and Transport Canada (TC) standards, so you can feel confident wherever you go. And for our ASME-certified tanks, they're crafted in facilities certified to ISO 9002 quality standards - because we believe safety and reliability should never be compromised.

With Flame King, you're not just buying a tank; you're investing in peace of mind that lasts.

Durable

Propane equipment faces tough conditions - so we build our tanks from rugged, premium materials designed to stand up to the challenge and deliver lasting performance you can trust.

Safe

At Flame King, safety isn't just a feature - it's our promise. Every tank is rigorously tested in real-world conditions to ensure reliable, dependable performance when it matters most.

Smart Design, Powerful Performance

At Flame King, we fuse cutting-edge technology with durable engineering to deliver propane solutions that are as intuitive as they are reliable - making every experience simpler, safer, and smarter.

Committed to a Greener Future

At Flame King, protecting the planet is at the heart of everything we do. That's why we pioneered the first refillable 1 lb propane tank- helping you reduce waste and embrace a more sustainable way to power your outdoor adventures.

About Us

At Flame King, we believe in the power of propane to fuel life's essential moments - from backyard cookouts to off-grid adventures. For over 20 years, we've been at the heart of it all, designing propane tanks and accessories that people rely on, day in and day out.

Built on a foundation of innovation and integrity, our products are engineered for performance, safety, and longevity. From our durable steel cylinders to our advanced heating and cooking solutions, every Flame King product is crafted to help you heat, power, and cook - wherever life takes you.

We've grown from a trusted manufacturer into a brand that supports sustainability, smarter energy use, and better outdoor living. Whether you're camping under the stars or firing up the grill in your own backyard, Flame King is there to keep the flame alive.

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