Bernard 4391 MIG Nozzle 300A Conical 2 Pack

$28.99

Product Introduction

Bernard 300 Amp MIG Nozzle 4391 Conical (2 Pack) is designed for Bernard 300amp Torches, compatible with Q-Gun? and S-Gun? Series MIG Guns. Made of extreme heat resistant copper, it’s ideal for high heat 200-300A and mixed gas applications, stronger and more durable than OEM.

Product Parameters

Model Bernard 4391
Amperage Rating 300A
Material Extreme Heat Resistant Copper
Dimensions 67mm length, 22mm OD, 16mm base
Packaging 2 Pack
SKU: d5411591b0cc Categories: , ,
Description

Bernard 300 Amp MIG Nozzle / Shroud 4391 Conical – 2 Pack: Heavy-Duty Welding Excellence

Product Overview

Upgrade your welding setup with the Bernard 300 Amp MIG Nozzle / Shroud 4391 Conical (2 Pack), engineered for high-performance 200-300A welding applications. Crafted with extreme heat-resistant copper, this slip-on nozzle ensures durability and precision, making it ideal for mixed gas environments and heavy-duty industrial use. Compatible with Bernard Q-Gun? and S-Gun? Series MIG Guns, it¡¯s the perfect replacement for OEM parts¡ªstronger, more reliable, and built to last.

Core Specifications

Model Bernard 4391
Amperage Rating 300A (200-300A optimal)
Material Extreme Heat Resistant Copper
Compatibility Bernard 300A Torches, Q-Gun? & S-Gun? Series
Quantity 2 Pack
Length 67mm
Outside Diameter 22mm
Base Diameter 16mm
Type Conical, Slip-On
UNIMIG Part # PWGA4391

Key Features & Benefits

  • Superior Durability: Heavy-duty copper construction outperforms OEM parts, resisting warping and wear under high heat.
  • High Heat Resistance: Engineered for 200-300A applications, ensuring stable performance in intense welding environments.
  • Perfect Fit: Designed for Bernard 300A torches, Q-Gun?, and S-Gun? series¡ªeasy slip-on installation for quick replacements.
  • Enhanced Precision: Conical shape optimizes gas flow and arc stability, delivering cleaner welds with minimal spatter.
  • Cost-Effective 2-Pack: Value bundle for continuous workflow, reducing downtime and replacement frequency.

Applications

Ideal for industrial welding tasks including automotive manufacturing, construction, metal fabrication, and heavy machinery repair. Perfect for mixed gas (e.g., CO2/Argon) applications where heat management and durability are critical.

Why Choose Our Bernard Nozzle?

Unlike generic nozzles, our Bernard 4391 model combines OEM compatibility with enhanced strength. The copper build ensures longer service life, while the precision design maintains consistent arc performance. Trusted by professionals for its reliability in high-amperage operations.

FAQ

Q: Will this fit non-Bernard torches?
A: Designed specifically for Bernard 300A torches, Q-Gun?, and S-Gun? series. Compatibility with other brands is not guaranteed.

Q: What gas types work best with this nozzle?
A: Optimized for mixed gases (e.g., 75/25 Argon/CO2) and pure CO2, suitable for 200-300A welding.

Q: How often should I replace the nozzle?
A: Replace when signs of wear (e.g., cracks, deformation) or reduced gas flow occur¡ªtypically after 50-100 hours of heavy use.

Request a Quote

Ready to elevate your welding efficiency? Contact us today for bulk pricing, technical support, or custom solutions. Our team of experts is here to help you find the perfect welding accessories for your needs.

Shipping and Delivery

Packaging & Transportation

Weldsuper Nozzles

Weldsuper nozzles are precision parts that require professional protection.
 
Each nozzle is individually vacuum-sealed and fixed with shock-absorbing foam to avoid collision, dust and moisture.
 
Sturdy outer packaging with clear fragile marks is used for safe transportation.
 
We select reliable logistics with full tracking, ensuring products arrive intact and in perfect condition.