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USA INDUSTRIALS Class 125 Threaded Flange - Class 125 Threaded Flanges
USA INDUSTRIALSClass 125 Threaded Flanges

USA INDUSTRIALS Class 125 Threaded Flange

The USA INDUSTRIALS Class 125 Threaded Flange (MPN BULK-PF-871) is a flat metal pipe flange with a 9 in flange outside diameter and 8 bolt holes, rated to ANSI/ASME B16.1 standards. It has a maximum operating…

SKU 3G-OTH-648815

Also listed as: BULKPF871 · BULK PF 871

Brand
USA INDUSTRIALS
Item
Class 125 Threaded Flange
Part Number
BULK-PF-871
Category
Class 125 Threaded Flanges
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Technical Specifications

USA INDUSTRIALS
Manufacturer Part Number
BULK-PF-871
Type
Class 125
Standards
ANSI/ASME B16.1
Bolt Holes
8
Flange Outside Dia
9 in
Maximum Operating Pressure
125 psi @ 72 °F

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

Product Description

The USA INDUSTRIALS Class 125 Threaded Flange (MPN BULK-PF-871) is a flat metal pipe flange with a 9 in flange outside diameter and 8 bolt holes, rated to ANSI/ASME B16.1 standards. It has a maximum operating pressure of 125 psi @ 72 °F.

Frequently Asked Questions

What is a Class 125 threaded flange used for?

A Class 125 threaded flange connects pipes without welding, used in low-pressure water, steam, and gas systems. USA INDUSTRIALS BULK-PF-871 is a flat flange with 8 bolt holes and a 9 in outside diameter, rated to ANSI/ASME B16.1 for 125 psi @ 72 °F.

What are the specifications of USA INDUSTRIALS BULK-PF-871?

The USA INDUSTRIALS BULK-PF-871 is a Class 125 flat metal pipe flange with a 9 in flange outside diameter, 8 bolt holes, and a maximum operating pressure of 125 psi @ 72 °F. It meets ANSI/ASME B16.1 standards and is threaded for easy installation.

Where to buy USA INDUSTRIALS BULK-PF-871 worldwide?

3G Electric supplies the USA INDUSTRIALS BULK-PF-871 Class 125 threaded flange to worldwide customers. We handle full logistics and customs clearance, ensuring reliable delivery. Contact us for availability and lead time on this ANSI/ASME B16.1 rated flange.

How to install a Class 125 threaded flange?

To install a Class 125 threaded flange like USA INDUSTRIALS BULK-PF-871, apply thread sealant to the pipe end, hand-tighten the flange, then use a wrench to snug it. Avoid over-tightening to prevent cracking. Always verify alignment of the 8 bolt holes before final torque.

Used in

Common applications for USA INDUSTRIALS
Petrochemical industry — USA Industrials A193 B7 heavy hex bolts used in high-temperature flange connections on process piping.
Power generation — A193 B7 heavy hex bolts for bolting applications in steam lines and turbine housings.
Structural steel — Heavy hex bolts for high-strength structural connections in industrial buildings and equipment.
Maintenance and repair — Small packs of A193 B7 bolts for on-site replacement in high-pressure systems.
Chemical processing — Corrosion-resistant bolting for reactors and heat exchangers where elevated temperatures are present.
Oil and gas — A193 B7 bolts for wellhead and pipeline flange assemblies requiring reliable sealing.
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USA INDUSTRIALS Products

3G Electric supplies USA INDUSTRIALS class 125 threaded flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This Class 125 threaded flange has a 9 in outside diameter and 8 bolt holes, conforming to ANSI/ASME B16.1 standards. It is rated for a maximum operating pressure of 125 psi at 72 °F. The threaded design enables connection without welding, suitable for low-pressure steam, water, or gas systems in industrial plumbing, HVAC, and process piping
USA INDUSTRIALS
This Class 125 threaded flange has a 9 in outside diameter and 8 bolt holes, conforming to ANSI/ASME B16.1 standards. It is rated for a maximum operating pressure of 125 psi at 72 °F. The threaded design enables connection without welding, suitable for low-pressure steam, water, or gas systems in industrial plumbing, HVAC, and process piping

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