FLEXTECH Hose Reducer: 3 in Hose Lg, Blue, Silicone
The FLEXTECH Silicone SAE J20 Heater Hose Reducer (MPN R40-325/350) is a blue silicone reducer with a 3-inch hose length, designed for temperature ranges from -65° to 350°F. Both the hose tube and cover are made of…
SKU 3G-OTH-457303
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Product Description
The FLEXTECH Silicone SAE J20 Heater Hose Reducer (MPN R40-325/350) is a blue silicone reducer with a 3-inch hose length, designed for temperature ranges from -65° to 350°F. Both the hose tube and cover are made of silicone, ensuring durability in demanding industrial heating applications.
Frequently Asked Questions
What is a FLEXTECH silicone heater hose reducer used for?
A FLEXTECH silicone heater hose reducer connects two different-diameter heater hoses in industrial heating systems. It handles temperatures from -65° to 350°F and resists coolant degradation, making it suitable for engine cooling, process heating, and HVAC applications where a tight, durable seal is required.
What are the specifications of the FLEXTECH R40-325/350 hose reducer?
The FLEXTECH R40-325/350 is a blue silicone SAE J20 heater hose reducer with a 3-inch hose length. Both tube and cover are silicone, rated for -65° to 350°F. It reduces from 3.5-inch to 3.25-inch inner diameter, providing a reliable connection in demanding thermal environments.
Where to buy FLEXTECH hose reducers worldwide?
3G Electric supplies FLEXTECH silicone hose reducers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the R40-325/350 or other FLEXTECH parts.
How to install a FLEXTECH silicone heater hose reducer?
To install a FLEXTECH silicone reducer, cut the hose ends square, lubricate the inside of the reducer and the hose ends with silicone grease, then push the reducer onto both hoses. Secure with constant-torque clamps. Avoid overtightening to prevent silicone damage. Always follow SAE J20 installation guidelines.
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3G Electric supplies FLEXTECH silicone sae j20 heater hose reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









