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FLEXTECH Hose Reducer: 2 1/2 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone - Silicone SAE J20 Heater Hose Reducers
FLEXTECHSilicone SAE J20 Heater Hose Reducers

FLEXTECH Hose Reducer: 2 1/2 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone

The FLEXTECH Hose Reducer (MPN R40-250/350) is a blue silicone SAE J20 heater hose reducer with a 2 1/2 in to 3 1/2 in hose inside diameter and 3 in length. It features silicone tube and cover materials, with a…

SKU 3G-OTH-457292

Brand
FLEXTECH
Item
Hose Reducer: 2 1/2 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone
Category
Silicone SAE J20 Heater Hose Reducers
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Technical Specifications

FLEXTECH
Manufacturer Part Number
R40-250/350
Type
Blue, Silicone, Silicone
Hose Lg
3 in
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 Hose Reducer (MPN R40-250/350) is a blue silicone SAE J20 heater hose reducer with a 2 1/2 in to 3 1/2 in hose inside diameter and 3 in length. It features silicone tube and cover materials, with a temperature range of -65° to 350°F. 3G Electric interprets demand for this reducer across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a FLEXTECH silicone hose reducer used for?

A FLEXTECH silicone hose reducer connects two different-diameter hoses in automotive or industrial cooling systems. It is commonly used in heater, radiator, and turbocharger applications where a tight, flexible seal is needed. 3G Electric supplies this reducer across 14 industrial departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the FLEXTECH R40-250/350 hose reducer?

The FLEXTECH R40-250/350 is a blue silicone SAE J20 heater hose reducer with a 2 1/2 in to 3 1/2 in hose inside diameter and 3 in length. It has a temperature range of -65° to 350°F and is made entirely of silicone for both tube and cover. 3G Electric sources this FLEXTECH part for global supply.

Where to buy a FLEXTECH hose reducer worldwide?

3G Electric supplies the FLEXTECH R40-250/350 silicone hose reducer worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this SAE J20 reducer for your cooling or heating system needs.

How to install a silicone hose reducer like the FLEXTECH R40-250/350?

To install a silicone hose reducer, ensure both hose ends are clean and dry. Slide the reducer onto the smaller hose, then connect the larger hose over the reducer's larger end. Secure with appropriate clamps. Avoid over-tightening to prevent damage. 3G Electric can provide sourcing support for this FLEXTECH reducer.

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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FLEXTECH Hose Reducer: 3 1/4 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 1/4 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 3 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 1 3/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 1 3/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 1/2 in_3 1/4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-250/325). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 1/2 in_3 1/4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-250/325). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 3 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 1/4 in_2 3/4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-225/275). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 1/4 in_2 3/4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-225/275). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 1/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-225/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 1/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-225/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 3/4 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-275/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 3/4 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-275/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.