FLEXTECH Hose Reducer: 1 1/2 in_1 3/4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone
The FLEXTECH Silicone SAE J20 Heater Hose Reducer (SKU 45GW59, MPN R40-150/175) transitions from a 1 1/2 in to a 1 3/4 in hose inside diameter, with a 3 in length. Made of blue silicone, it operates in a temperature…
SKU 3G-OTH-457280
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Product Description
The FLEXTECH Silicone SAE J20 Heater Hose Reducer (SKU 45GW59, MPN R40-150/175) transitions from a 1 1/2 in to a 1 3/4 in hose inside diameter, with a 3 in length. Made of blue silicone, it operates in a temperature range of -65° to 350°F. 3G Electric sources this reducer across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate sourcing and support.
Frequently Asked Questions
What is a FLEXTECH silicone hose reducer used for?
A FLEXTECH silicone hose reducer transitions between different hose inside diameters, specifically from 1 1/2 in to 1 3/4 in. It is used in industrial heating, cooling, and fluid transfer systems where a tight, flexible connection is needed, particularly in combustion and pump applications.
What are the specifications of the FLEXTECH R40-150/175 hose reducer?
The FLEXTECH R40-150/175 is a blue silicone SAE J20 heater hose reducer with a 3 in length. It transitions from 1 1/2 in to 1 3/4 in inside diameter and operates from -65° to 350°F. Both tube and cover materials are silicone, ensuring flexibility and heat resistance.
Where to buy FLEXTECH hose reducers worldwide?
3G Electric supplies FLEXTECH hose reducers worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this reducer across 14 departments, including combustion and pumps, and deliver to any international destination.
How to select the right silicone hose reducer size?
To select the right silicone hose reducer, measure the inside diameters of the two hoses you need to connect. For the FLEXTECH R40-150/175, the larger end fits a 1 3/4 in hose and the smaller end fits a 1 1/2 in hose. Ensure the reducer length, 3 in, provides adequate overlap for clamping.
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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.






