TWECOGas Diffusers for Tweco MIG Guns

TWECO Gas Diffuser: WM250, For Classic No. 2/3/4, WeldSkill WM 250/400 MIG Gun

SKU 3G-OTH-358777

Brand

TWECO

Item

Gas Diffuser: WM250, For Classic No. 2/3/4, WeldSkill WM 250/400 MIG Gun

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

TWECO

Manufacturer Part Number

15201140

Type

For Classic No. 2/3/4, WeldSkill WM 250/400 MIG Gun, 5 PK 

Connection Type

Threaded 

Gas Diffuser Number

WS52 

For Contact Tip Series

WS14 

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

TWECO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TWECO Gas Diffuser: WM250 is a threaded gas diffuser designed for Tweco MIG Guns, specifically for Classic No. 2/3/4 and WeldSkill WM 250/400 MIG Guns. It is compatible with WS14 contact tip series and carries the gas diffuser number WS52. This product is sold in a pack of 5 and is identified by manufacturer part number 15201140.

Frequently Asked Questions

What is the TWECO Gas Diffuser WM250 used for?

The TWECO Gas Diffuser WM250 directs shielding gas evenly around the weld puddle on MIG guns. It is designed for Classic No. 2/3/4 and WeldSkill WM 250/400 MIG Guns, using a threaded connection and WS14 contact tip series.

What are the specifications of the TWECO Gas Diffuser WM250?

The TWECO Gas Diffuser WM250 has a threaded connection type, gas diffuser number WS52, and is compatible with WS14 contact tip series. It fits Classic No. 2/3/4 and WeldSkill WM 250/400 MIG Guns. Sold in a pack of 5, MPN 15201140.

Where to buy TWECO Gas Diffuser WM250 worldwide?

3G Electric supplies the TWECO Gas Diffuser WM250 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order the pack of 5 (MPN 15201140) for your MIG gun.

How to install the TWECO Gas Diffuser WM250?

To install the TWECO Gas Diffuser WM250, first ensure the MIG gun is cool and disconnected from power. Remove the old diffuser by unscrewing it. Thread the new WS52 diffuser onto the gun neck hand-tight, then secure with a wrench. Reattach the nozzle and contact tip.

Used in

Common applications for TWECO

General fabrication – TWECO 24 Series nozzles (WS24CT) for MIG welding of mild steel in structural applications.

Automotive repair – TWECO 22 Series bottleneck nozzles (22-50) for access in tight spaces during body panel welding.

Heavy equipment maintenance – TWECO 16 Series contact tips (16S-45) for 0.045 in wire in repair of machinery components.

Aluminum welding – TWECO SG200REB spool gun for feeding 3/64 in aluminum wire in argon-shielded applications.

High-volume production – TWECO gas diffusers (WM150) for consistent gas coverage on Spray Master 250 guns in manufacturing lines.

Pipe welding – TWECO 14 Series contact tips (WS14A364) for 3/64 in wire in orbital or manual pipe joints.

TWECO Products

3G Electric supplies TWECO gas diffusers for tweco mig guns. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all TWECO products →Contact our engineers →