Bernard 4491 400A MIG Nozzle 40 Pack
$299.00
Product Introduction
High-quality Bernard style cylindrical MIG nozzle for 400 amp torches. Made of premium copper, suitable for BN350-400 Amp Guns. Exquisite welding accessory in a 40-pack, ensuring reliable gas shielding during welding.
Product Specifications
| Part Number | 4491 |
| Opening | 19mm Cylindrical |
| Length | 75mm |
| Outside Diameter | 25mm |
| Pack Size | 40 Pack |
Bernard 400 Amp 4491 Cylindrical MIG Nozzle / Shroud – 40 Pack
Upgrade your welding efficiency with Bernard’s premium 4491 cylindrical MIG nozzles, designed for 400 amp torches. This 40-pack delivers exceptional value for high-volume operations, ensuring consistent gas coverage and precise welds every time.
Core Specifications
| Part Number | 4491 |
| Compatibility | BN350-400 Amp Guns |
| Diffuser Fit | 4435 & 4635 Models |
| Opening Diameter | 19mm Cylindrical |
| Length | 75mm |
| Outer Diameter | 25mm |
| Material | High-Quality Copper |
| Pack Quantity | 40 Units |
| UNIMIG Part # | PWGA4491 |
| Style | Bernard Original Design |
Key Features & Benefits
- Optimized Gas Shielding: 19mm cylindrical opening ensures uniform gas distribution for clean, spatter-free welds
- Durable Copper Construction: Resists high temperatures and wear for extended service life
- Precision Fit: Seamless compatibility with Bernard 400 amp torches and 4435/4635 diffusers
- Cost-Effective 40-Pack: Ideal for industrial workshops and professional welders
Applications
Perfect for heavy-duty MIG welding applications including automotive manufacturing, construction, metal fabrication, and industrial maintenance. Compatible with flux-cored and gas-shielded welding processes.
Performance Advantage
Engineered for maximum heat resistance and conductivity, these nozzles maintain consistent arc stability even during prolonged welding sessions. The uniform diameter design minimizes gas turbulence, reducing porosity and improving weld quality.
Quality Assurance
Manufactured to strict industry standards, each nozzle undergoes rigorous testing to ensure dimensional accuracy and material integrity. Backed by our commitment to supplying genuine Bernard-compatible components.
Why Choose Our Nozzles?
Unlike generic alternatives, our 4491 nozzles offer exact OEM specifications, ensuring perfect fit and performance. The bulk packaging provides significant cost savings without compromising quality.
FAQ
Q: Will these fit other torch brands?
A: Designed specifically for Bernard BN350-400 amp guns. Contact us for cross-compatibility information.
Q: What is the expected lifespan?
A: Dependent on usage, typically 2-3 times longer than standard steel nozzles under heavy industrial use.
Ready to enhance your welding productivity? Contact our sales team for bulk pricing and technical support.
Packaging & Transportation
Weldsuper Nozzles
Related products
Bernard 4435/4635 MIG Gas Diffuser O-Rings 6 Pack
Product Introduction
High-quality Bernard style O-rings by Parweld, ideal for MIG welding. These durable blue O-rings outlast competitors, compatible with 4435/4635 Bernard heads and Pyrex TIG cups. Pack of 6 ensures long-term use.Product Specifications
| Part Number | 7127R |
| Compatibility | 4435 / 4635 Bernard Heads |
| Quantity | 6 Pack |
| Diameter | 20mm |
| Color | Blue |
Binzel MB36 MIG Gas Diffuser White Ceramic 10pcs
Product Introduction
Binzel Style MIG Gas Diffuser MB36 with white ceramic construction, offering long-lasting performance and high-quality finish. Equivalent to Binzel part #014.0261.10, ideal for welding applications. Sold in pack of 10.Product Parameters
| Tip Diameter | 11mm |
| Neck Diameter | 17mm |
| Length | 33mm |
| Part Number | DIF36WH / PCGD36 |
| Quantity | 10 Each |
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 |
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 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 1445 1.2mm MIG Contact Tips #2 #4 Style 10pk
Product Introduction
These TWECO #2 & #4 Style 1445 MIG contact tips are machined from copper alloy tubing, ensuring consistent smooth inner diameter and excellent electrical properties. Suits 1.2mm wire, compatible with Eliminator-style gas diffuser, ideal for MIG welding applications.Product Specification
| Wire Size | 1.2mm (0.047") |
| Quantity | 10 Each |
| Thread | 1/4 UNF |
| Dimensions | 6mm width, 38mm length |
| UNIMIG Part # | PWGA1445 |
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 |
