TACOStandard Flanges

TACO 110-253F-1 Cast Iron Flange, 1-1/4 in, with Bolt

The TACO Flange: 1 1/4 in is a standard flange with a cast iron body, designed for use with the TACO VR1816 model. This flange includes a bolt and is identified by manufacturer part number 110-253F-1.

SKU 3G-OTH-83012

Also listed as: 110253F1 · 110 253F 1

Brand

TACO

Item

110-253F-1 Cast Iron Flange, 1-1/4 in, with Bolt

Part Number

110-253F-1

Local availability & support

Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

TACO

Manufacturer Part Number

110-253F-1 

Type

110-253F-1, Compatible with Part No. 5CHJ9/5CHK1/5CHK7, Flange 

Includes

Bolt 

Body Material

Cast Iron 

Compatible with Manufacturer Model Number

VR1816 

Technical Documents

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TACO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the TACO 110-253F-1 flange used for?

The TACO 110-253F-1 flange is a standard cast iron flange used to connect piping or equipment in hydronic heating and cooling systems. It is designed for use with the TACO VR1816 model and includes a bolt for secure installation.

What are the specifications of the TACO 110-253F-1 flange?

The TACO 110-253F-1 flange has a 1 1/4 in size, a cast iron body, and includes a bolt. It is compatible with the TACO VR1816 model and part numbers 5CHJ9, 5CHK1, and 5CHK7. The manufacturer part number is 110-253F-1.

Where to buy the TACO 110-253F-1 flange worldwide?

You can source the TACO 110-253F-1 flange through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the flange reaches your facility reliably.

How to install the TACO 110-253F-1 flange?

To install the TACO 110-253F-1 flange, align it with the mating flange on the VR1816 model, insert the included bolt, and tighten to the manufacturer's recommended torque. Ensure the gasket is properly seated to prevent leaks in the hydronic system.

Used in

Common applications for TACO

Hydronic heating systems — Taco 49-150T-2 inline air separator removes entrained air to maintain loop efficiency.

Domestic hot water recirculation — Taco HLS-1 under-sink pump reduces wait time at fixtures in residential buildings.

Chilled water cooling loops — Taco SFL-150S isolation flange allows equipment service without system drain.

Circulator pump maintenance — Taco 110-009RP motor coupler restores torque transfer in Series 110 pumps.

Water/glycol systems — Taco 49-200T-2 air separator handles 2 in NPT connections at 150 psi and 240°F.

Commercial hydronic balancing — Taco air separators and isolation flanges support efficient fluid control and serviceability.

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TACO Products

3G Electric supplies TACO standard flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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