Bernard 4591 400A Copper MIG Nozzle 5 Pack
$55.00
Product Introduction
Bernard 400 Amp 4591 Cylindrical Copper MIG Nozzle/Shroud (5 Pack) features extreme heat-resistant copper construction, ideal for heavy industrial applications. Suits 400 Amp torches with durable design for intense heat environments.
Product Specifications
| Part Number | 4591 |
| Material | Copper |
| Amperage Rating | 400 Amp |
| Bore Size | 19mm |
| Length | 75mm |
| Pack Quantity | 5 Pack |
Bernard 400 Amp 4591 Cylindrical Copper MIG Nozzle / Shroud – 5 Pack
Upgrade your welding setup with the Bernard 4591 Cylindrical Copper MIG Nozzle, a 5-pack of industrial-grade accessories designed for 400 Amp torches. Engineered to withstand extreme heat and deliver consistent performance, these nozzles are the ideal choice for heavy-duty welding applications.
Core Specifications
| Part Number | 4591 |
| Material | Extreme Heat Resistant Copper |
| Amperage Rating | 400 Amp |
| Bore Diameter | 19mm |
| Length | 75mm |
| Base Diameter | 19mm |
| Outside Diameter | 25mm |
| Pack Quantity | 5 Units |
| Compatibility | Bernard Style Torches |
| Application | Heavy Industrial Welding |
Key Features & Benefits
- Extreme Heat Resistance: Pure copper construction ensures durability in high-temperature welding environments
- Precision Engineering: 19mm bore and 75mm length optimize gas flow and arc stability
- Cost-Effective 5-Pack: Value pack reduces downtime and replacement frequency
- Bernard Compatibility: Seamless fit with 400 Amp Bernard-style MIG torches
- Industrial-Grade Performance: Outperforms brass alternatives in sustained high-heat operations
Applications
Perfect for heavy industrial welding tasks including construction, manufacturing, shipbuilding, and metal fabrication. Ideal for continuous welding operations where heat resistance and durability are critical.
Why Choose Our Copper Nozzles?
Unlike brass nozzles that melt under extreme heat, our copper nozzles maintain structural integrity during prolonged use. The 19mm base diameter ensures secure torch attachment, while the 25mm outer diameter provides optimal heat dissipation¡ªdelivering consistent results shift after shift.
Quality Assurance
Manufactured to strict industrial standards, each nozzle undergoes rigorous testing for dimensional accuracy and heat resistance. Our commitment to quality ensures reliable performance in the most demanding welding environments.
FAQ
Q: Will these fit non-Bernard torches?
A: Designed specifically for Bernard-style 400 Amp torches. Contact us for compatibility with other models.
Q: How often should I replace MIG nozzles?
A: Replacement frequency depends on usage intensity. For heavy industrial use, we recommend inspecting weekly.
Q: Can these be used with flux-core welding?
A: Optimized for gas-shielded MIG welding applications.
Ready to enhance your welding efficiency? Contact our sales team today for bulk pricing and technical support. Send us an inquiry to get started!
Packaging & Transportation
Weldsuper Nozzles
Related products
Blue 5L Water Based Welding Anti Spatter Australia
Product Parameters
| Capacity | 5 Litres |
| Base | Water-based |
| Key Features | Silicone-free, Paintable, Corrosion inhibitor |
| Origin | Australian Made & Owned |
Product Introduction
Able Westchem anti-spatter, developed by welders, prevents spatter from sticking to MIG tips, nozzles & workpieces. Economical, ready-to-use, non-toxic, non-flammable with biodegradable surfactants. UNIMIG equivalent: UNIGUARD5.Gasless MIG Gun MB14 No Gas Tube 3m Copper Wire
Product Introduction
Direct-connect MIG gun with 3m lead, ideal for gasless welding. Built for operator comfort and high amperage applications, offering excellent performance and durability. Compatible with MB14 style and adaptable to various direct-connect machines.Key Specifications
| Current | 150A 40% duty cycle |
| Wire Size | 0.6mm-1.0mm Gasless Wire |
| Lead Length | 3 meters |
| Liner | Steel (Teflon available for aluminum) |
| Compatibility | MB14 MIG Guns, SIP/CIG/MIGMATE machines |
K126 Innershield MIG Gun 4.5m 350A Lincoln Connection
Product Description
Purpose-built for Flux-Cored Wire Welders, saving time and money on flux-cored MIG Wire. Ideal for welding without shielding gas, featuring a large plated spatter guard and fibreglass insulated swan neck to prevent arc-out.
Specifications
| Amperage | 350A |
| Lead Length | 4.5m |
| Connection | Lincoln Style |
| Swan Neck | Fibreglass Insulated |
| Liner | 1.6mm-2.4mm Installed |
TWECO #2 Style 52 Gas Diffuser 2 Each
Product Introduction
TWECO #2 Style 52 Gas Diffuser (2 pack) for MIG welding, ensures even shielding gas dispersion. Made with high-conductivity copper alloy, ISO9001:2008 certified, compatible with MIG guns. Regular cleaning/replacement maintains gas flow.
Specifications
| Style | TWECO #2 Style 52 |
| Quantity | 2 Each |
| Dimensions | 9mm Width, 51mm Length |
| Threads | 1/4" UNF Tip, 5/8" UNF Base, 1/2" UNC Insulator |
| Certification | ISO9001:2008 |
Tweco #4 400A 4.5m MIG Welding Gun Euro Connect
Product Introduction
A high-performance 400 Amp MIG welding gun with Euro Connect, 4.5m cable, and Tweco #4 style consumables. Suitable for Co2 and mixed gas applications, offering reliability and easy maintenance with full spares available.
Specifications
| Amperage | 400A (Co2), 350A (Mixed gas) @60% duty cycle |
| Cable Length | 4.5 meters |
| Connection | Euro Style |
| Consumables | Tweco #4 Style |
| Part Number | TWC4-15FTE |
TWECO 1135 MIG Contact Tips 0.9mm 10pk
Product Introduction
TWECO #1 Style 1135 MIG Contact Tips, designed for 0.9mm (0.035") wire. Machined from copper alloy for consistent surface and excellent electrical properties. Suits TWECO 35-50/51 gas diffusers and 21-62/21-50 nozzles. Pack of 10.
Product Specifications
| Style | TWECO #1 Style 1135 |
| Wire Size | 0.9mm (0.035") |
| Quantity | 10 Each |
| Thread | M6 |
| Dimensions | 6mm width, 25mm length |
TWECO 14AH364 1.2mm Aluminium MIG Contact Tips 10pcs
Product Introduction
Heavy-duty MIG contact tips for TWECO #2 & #4 style, ideal for 1.2mm Aluminium and Flux Core wires. Made with high conductivity copper alloy, ISO9001:2008 certified, 10-piece pack.
Product Parameters
| Style | TWECO #2 & #4 |
| Wire Size | 1.2mm |
| Thread | 1/4 UNF |
| Dimensions | 7mm width, 38mm length |
| Quantity | 10 Each |
Tweco 2 MIG Liner 42N-3545 0.9-1.2mm 5M Aluminium
Product Introduction
Industrial quality MIG liner for Tweco Style 2 guns, designed for Aluminium wire (0.9mm-1.2mm). Ensures smooth wire feed, reduces downtime, and improves weld quality. Equivalent to CIG OTW42N/3545.
Specifications
| Length | 5 meters |
| Wire Size | 0.9mm - 1.2mm |
| Material Compatibility | Aluminium wire |
| Compatible Gun | Tweco Style 2 |
| Liner Diameter | 4mm |
