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LINCOLN ELECTRIC Nozzle: 3/4 in, Conical, Flush - Magnum Pro 550A Nozzles
LINCOLN ELECTRICMagnum Pro 550A Nozzles

LINCOLN ELECTRIC Nozzle: 3/4 in, Conical, Flush

The LINCOLN ELECTRIC Magnum Pro 550A Nozzle (MPN KP2743-1-75F) is a 3/4 in conical, flush, threaded nozzle designed for use with the Magnum Pro 550 MIG gun series and Magnum Pro 550A contact tip series. It features a…

SKU 3G-OTH-356313

Also listed as: KP2743175F · KP2743 1 75F

Brand
LINCOLN ELECTRIC
Item
Nozzle: 3/4 in, Conical, Flush
Category
Magnum Pro 550A Nozzles
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LINCOLN ELECTRIC
Manufacturer Part Number
KP2743-1-75F
For MIG Gun Series
Magnum Pro 550
For Contact Tip Series
Magnum Pro 550A
Nozzle to Tip Relationship
Flush

Technical Documents

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

Product Description

The LINCOLN ELECTRIC Magnum Pro 550A Nozzle (MPN KP2743-1-75F) is a 3/4 in conical, flush, threaded nozzle designed for use with the Magnum Pro 550 MIG gun series and Magnum Pro 550A contact tip series. It features a flush nozzle-to-tip relationship.

Frequently Asked Questions

What is the LINCOLN ELECTRIC Magnum Pro 550A Nozzle used for?

This nozzle is used in MIG welding applications with the Magnum Pro 550 MIG gun series. It directs shielding gas over the weld pool and protects the contact tip from spatter. The conical, flush design provides precise gas coverage for heavy industrial welding, such as in shipbuilding or structural steel fabrication.

What are the specifications of the LINCOLN ELECTRIC KP2743-1-75F nozzle?

The LINCOLN ELECTRIC KP2743-1-75F is a 3/4 in conical, flush, threaded nozzle. It is designed for the Magnum Pro 550 MIG gun series and Magnum Pro 550A contact tip series. The nozzle-to-tip relationship is flush, ensuring consistent arc performance and gas flow in high-amperage welding.

Where to buy LINCOLN ELECTRIC Magnum Pro 550A nozzles worldwide?

3G Electric supplies the LINCOLN ELECTRIC Magnum Pro 550A nozzle (KP2743-1-75F) to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time for your region.

How to install a LINCOLN ELECTRIC Magnum Pro 550A nozzle?

To install, first ensure the MIG gun is cool and disconnected from power. Thread the LINCOLN ELECTRIC nozzle onto the Magnum Pro 550 gun head until snug, but do not overtighten. Verify the flush nozzle-to-tip relationship for proper gas coverage. Always follow the gun manufacturer's manual for torque and maintenance intervals.

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 550a nozzles. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This conical, flush, slip-on nozzle is designed for the Magnum Pro 550 MIG gun series and compatible with Magnum Pro 550A contact tips. It directs shielding gas over the weld pool and protects the contact tip from spatter. Suitable for industrial fabrication and heavy equipment manufacturing
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