LINCOLN ELECTRIC Nozzle: 1/2 in, Straight, 1/8 in Recess

The LINCOLN ELECTRIC Magnum Pro 350A Nozzle (MPN KP2742-1-50R) is a 1/2 in, straight, threaded nozzle with a 1/8 in recess, designed for the Magnum Pro 350A contact tip series. This nozzle provides a 1/8 in recess…

SKU 3G-OTH-355559

Brand

LINCOLN ELECTRIC

Item

Nozzle: 1/2 in, Straight, 1/8 in Recess

Technical Specifications

LINCOLN ELECTRIC

Manufacturer Part Number

KP2742-1-50R 

For Contact Tip Series

Magnum Pro 350A 

Nozzle to Tip Relationship

1/8 in Recess 

View Full Spec Sheet

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

LINCOLN ELECTRIC Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the LINCOLN ELECTRIC Magnum Pro 350A Nozzle used for?

This nozzle is used in MIG welding applications to direct shielding gas over the weld puddle. It is designed for the Magnum Pro 350A contact tip series, providing a 1/8 in recess relationship between the nozzle and tip for consistent arc performance.

What are the specifications of the LINCOLN ELECTRIC Nozzle KP2742-1-50R?

The LINCOLN ELECTRIC Nozzle KP2742-1-50R is a 1/2 in, straight, threaded nozzle with a 1/8 in recess. It is designed for the Magnum Pro 350A contact tip series. The nozzle-to-tip relationship is 1/8 in recess, ensuring proper gas coverage and arc stability.

Where to buy LINCOLN ELECTRIC Nozzle KP2742-1-50R worldwide?

3G Electric supplies the LINCOLN ELECTRIC Nozzle KP2742-1-50R worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the LINCOLN ELECTRIC Magnum Pro 350A Nozzle?

To install, thread the nozzle onto the Magnum Pro 350A torch head until snug. Ensure the 1/8 in recess relationship between the nozzle and contact tip is maintained. Do not overtighten. Always follow the torch manufacturer's instructions for proper assembly and gas flow setup.

Used in

Common applications for LINCOLN ELECTRIC

General steel fabrication — Lincoln Electric UltraCore HD-12C flux-cored wire (E71T-12C, 0.052 in) for single- or multiple-pass welding on carbon steel.

All-position welding with AC power — Lincoln Electric Fleetweld 180 stick electrode (E6011, 5/32 in) for repair and maintenance on galvanized or painted steel.

Severe abrasion resistance — Lincoln Electric Wearshield ME hardfacing electrode (1/8 in, 55 HRC) for earthmoving equipment and crusher components.

Multiprocess welding — Lincoln Electric Flextec 500X with LF-74 wire feeder for switching between MIG, stick, and TIG processes in fabrication shops.

TIG welding with improved gas coverage — Lincoln Electric gas lens (45V44, 3/32 in max electrode) for precision welding of stainless steel or aluminum.

MIG welding of carbon steel — Lincoln Electric ER70S-3 wire (0.035 in, 60 lb spool) for general fabrication and structural welding.

LINCOLN ELECTRIC Products

3G Electric supplies LINCOLN ELECTRIC magnum pro 350a nozzles. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all LINCOLN ELECTRIC products →Contact our engineers →