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3G Electric
SUMNER Internal Fit-Up Clamp for Flanges, 2-4 in Pipe Size, Model 400-1SS - Internal Fit-Up Clamps for Flanges
SUMNERInternal Fit-Up Clamps for Flanges

SUMNER Internal Fit-Up Clamp for Flanges, 2-4 in Pipe Size, Model 400-1SS

The SUMNER Internal Fit-Up Clamp is a pipe-to-flange alignment tool designed for industrial piping applications. This clamp accommodates pipe sizes from 2 inches minimum to 4 inches maximum, as specified by the…

SKU 3G-OTH-303815

Also listed as: 4001SS · 400 1SS

Brand
SUMNER
Item
Internal Fit-Up Clamp for Flanges, 2-4 in Pipe Size, Model 400-1SS
Part Number
400-1SS
Category
Internal Fit-Up Clamps for Flanges
Available to Order
Also known as:400-1SSSUMNER
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SUMNER
Manufacturer Part Number
400-1SS
Pipe Size
2 in Min
Max Pipe Size
4 in

Technical Documents

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

Product Description

The SUMNER Internal Fit-Up Clamp is a pipe-to-flange alignment tool designed for industrial piping applications. This clamp accommodates pipe sizes from 2 inches minimum to 4 inches maximum, as specified by the manufacturer part number 400-1SS. It is a SUMNER-branded product, categorized as an internal fit-up clamp for flanges.

Frequently Asked Questions

What is the SUMNER Internal Fit-Up Clamp used for?

The SUMNER Internal Fit-Up Clamp aligns pipe to flange for welding in industrial piping systems. It is used in applications such as pipeline construction, pressure vessel fabrication, and process plant maintenance to ensure precise fit-up before welding.

What are the specifications of the SUMNER Internal Fit-Up Clamp 400-1SS?

The SUMNER Internal Fit-Up Clamp model 400-1SS is a pipe-to-flange alignment tool. It accommodates pipe sizes from 2 in minimum to 4 in maximum. It is designed for internal fit-up of flanges and is manufactured by SUMNER.

Where to buy the SUMNER Internal Fit-Up Clamp worldwide?

3G Electric supplies the SUMNER Internal Fit-Up Clamp 400-1SS to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this alignment tool.

How to select the right internal fit-up clamp for pipe to flange alignment?

Select an internal fit-up clamp based on your pipe size range and flange type. The SUMNER 400-1SS fits pipes from 2 in to 4 in. Ensure the clamp matches the pipe schedule and flange standard. Always verify the manufacturer part number for correct fit.

Used in

Common applications for SUMNER
Pipe fabrication shops — SUMNER roller head pipe stands (e.g., model 4375SWH) for supporting pipe during welding and cutting.
HVAC installation — SUMNER V-head pipe stands (model 4000) for positioning ductwork and refrigerant lines.
Oil and gas maintenance — SUMNER material lifts (MPN 783067) for lifting heavy pipe sections to elevated work areas.
Structural steel erection — SUMNER rigid-leg pipe stands (model 4800SWH) for supporting steel beams during assembly.
Plumbing system installation — SUMNER folding-leg pipe stands (model 3900SWH) for temporary pipe support in tight spaces.
General construction material handling — SUMNER contractor lifts (MPN 783652) for moving tools and materials to upper floors.
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SUMNER Products

3G Electric supplies SUMNER internal fit-up clamps for flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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