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3G Electric
SUMNER Wedge Style Flange Spreader - Wedge Style Flange Spreaders
SUMNERWedge Style Flange Spreaders

SUMNER Wedge Style Flange Spreader

The SUMNER Flange Spreader is a wedge-style flange spreader designed for a minimum flange size of 150 lb. It accommodates flanges up to 3 inches thick and provides a spread of 3 inches, with a pin diameter of 5/8…

SKU 3G-OTH-404941

Brand
SUMNER
Item
Wedge Style Flange Spreader
Part Number
784003
Category
Wedge Style Flange Spreaders
Available to Order
Also known as:784003SUMNER
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Technical Specifications

SUMNER
Manufacturer Part Number
784003
Spread
3 in
Pin Dia
5/8 in
Flange Thick
3 in

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

Product Description

The SUMNER Flange Spreader is a wedge-style flange spreader designed for a minimum flange size of 150 lb. It accommodates flanges up to 3 inches thick and provides a spread of 3 inches, with a pin diameter of 5/8 inch. The tool requires a 1-3/8 inch wrench and features a 1/2 inch bar, as specified by the manufacturer part number 784003.

Frequently Asked Questions

What is the SUMNER Flange Spreader used for?

The SUMNER Flange Spreader is a wedge-style tool used to separate flanges in piping systems for maintenance, gasket replacement, or inspection. It is designed for industrial applications such as oil and gas, chemical processing, and power generation where safe flange separation is required.

What are the specifications of the SUMNER Flange Spreader?

The SUMNER Flange Spreader (MPN 784003) handles a minimum flange size of 150 lb, flanges up to 3 in thick, and provides a 3 in spread. It has a 5/8 in pin diameter and requires a 1-3/8 in wrench with a 1/2 in bar. The tool is a wedge-style design from SUMNER.

Where to buy the SUMNER Flange Spreader worldwide?

3G Electric supplies the SUMNER Flange Spreader worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this wedge-style flange spreader.

How to use a wedge-style flange spreader safely?

To use the SUMNER wedge-style flange spreader, insert the wedge between flanges and tighten the screw with a 1-3/8 in wrench to gradually separate them. Always follow OSHA guidelines: ensure the system is depressurized, use proper PPE, and never exceed the tool's rated spread of 3 in.

Used in

Common applications for SUMNER
HVAC installation — Sumner 650 lb material lift with adjustable base and outriggers for lifting rooftop units
Electrical contracting — Sumner 800 lb aluminum material lift for positioning transformers and switchgear
Machinery moving — Sumner 1,100 lb material lift with invertible forks for relocating pumps and motors
Pipefitting — Sumner pipe stands and fit-up clamps for welding and assembly of pipe spools
Plant maintenance — Sumner 300 lb steel material lift for transporting tools and parts in confined spaces
Construction — Sumner 800 lb steel material lift with outriggers for lifting materials to mezzanine levels
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SUMNER Products

3G Electric supplies SUMNER wedge style flange spreaders. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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