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FLEXTECH Silicone SAE J20 Heater Hose Reducer R40-325/350 - Silicone SAE J20 Heater Hose Reducers
FLEXTECHSilicone SAE J20 Heater Hose Reducers

FLEXTECH Silicone SAE J20 Heater Hose Reducer R40-325/350

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

Also listed as: R40325350 · R40 325 350 · R40-325-350

Brand
FLEXTECH
Item
Silicone SAE J20 Heater Hose Reducer R40-325/350
Category
Silicone SAE J20 Heater Hose Reducers
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

FLEXTECH
Manufacturer Part Number
R40-325/350
Type
Blue, Silicone, Silicone
Hose Color
Blue
Temp. Range
-65° to 350°F
Hose Tube Material
Silicone
Hose Cover Material
Silicone

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FLEXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

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.

Used in

Common applications for FLEXTECH
Industrial burner systems — FLEXTECH silicone heater hoses for coolant circulation in preheat loops
Turbocharged diesel engines — FLEXTECH charge air cooler hoses for intake air routing
HVAC equipment — FLEXTECH vacuum hoses for pneumatic control lines
Marine engine cooling — FLEXTECH SAE J20R3 heater hoses for raw water and closed-loop systems
Generator sets — FLEXTECH 45° elbow hoses for coolant line routing in confined spaces
Compressed air systems — FLEXTECH silicone hoses for high-temperature air transfer

FLEXTECH Products

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.

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