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BERNARD L4A-25 Steel Liner, 1/16 in x 25 ft, Universal Conventional Liners - Liners for Bernard, Miller & Hobart MIG Guns
BERNARDLiners for Bernard, Miller & Hobart MIG Guns

BERNARD L4A-25 Steel Liner, 1/16 in x 25 ft, Universal Conventional Liners

The BERNARD L4A-25 is a steel liner for Bernard, Miller, and Hobart MIG guns, part of the Universal Conventional Liners series. It measures 1/16 inch in diameter by 25 feet in length, with manufacturer part number…

SKU 3G-OTH-356620

Also listed as: L4A25 · L4A 25

Brand
BERNARD
Item
L4A-25 Steel Liner, 1/16 in x 25 ft, Universal Conventional Liners
Category
Liners for Bernard, Miller & Hobart MIG Guns
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BERNARD
Manufacturer Part Number
L4A-25
Material
Steel
Liner Model
L4A-25
Liner Series
Universal Conventional Liners

Technical Documents

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

Product Description

The BERNARD L4A-25 is a steel liner for Bernard, Miller, and Hobart MIG guns, part of the Universal Conventional Liners series. It measures 1/16 inch in diameter by 25 feet in length, with manufacturer part number L4A-25.

Frequently Asked Questions

What is the BERNARD L4A-25 liner used for?

The BERNARD L4A-25 is a steel liner designed for Bernard, Miller, and Hobart MIG guns. It guides welding wire from the feeder to the contact tip, ensuring consistent wire feed and reducing bird-nesting. This universal conventional liner is ideal for industrial fabrication, automotive repair, and heavy manufacturing applications.

What are the specifications of the BERNARD L4A-25 liner?

The BERNARD L4A-25 is a steel liner from the Universal Conventional Liners series. It measures 1/16 in diameter by 25 ft length, with manufacturer part number L4A-25. It is compatible with Bernard, Miller, and Hobart MIG guns, providing reliable wire guidance for steel welding wire.

Where to buy the BERNARD L4A-25 liner worldwide?

3G Electric supplies the BERNARD L4A-25 liner worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this steel liner to your facility. Contact us for a quote and lead time on delivery to your region.

How to install the BERNARD L4A-25 liner in a MIG gun?

To install the BERNARD L4A-25 liner, first remove the nozzle and contact tip. Slide the old liner out from the gun end, then insert the new steel liner until it seats at both ends. Trim any excess liner at the feeder end, then reattach the contact tip and nozzle. Always follow the gun manufacturer's instructions for proper tension.

Used in

Common applications for BERNARD
Heavy equipment fabrication — BERNARD Centerfire nozzles (NST-3800B) for consistent gas coverage on high-deposition welds.
Shipbuilding — BERNARD Quik Tip gas diffusers (D118Q) for recessed tip positioning to reduce spatter in tight joints.
Automotive manufacturing — BERNARD steel liners (L4A-25) for reliable wire feeding in robotic MIG welding cells.
Structural steel welding — BERNARD large Centerfire nozzles (N-5814C) for 5/8 in diameter applications requiring high heat input.
Maintenance and repair — BERNARD Centerfire gas diffusers (DS-1) for quick tip changes during multi-pass welding on carbon steel.
Pipe welding — BERNARD neck insulators (4523R) for thermal protection in small Centerfire nozzle assemblies.

BERNARD Products

3G Electric supplies BERNARD liners for bernard, miller & hobart mig guns. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Bronze liner for Bernard, Miller & Hobart MIG guns, part of the Spoolgun series. Guides welding wire through the gun cable, reducing friction and ensuring consistent wire feed. Suitable for aluminum and other soft-alloy welding applications where smooth delivery is critical
Steel MIG gun liner from the M-Series, designed for use with Bernard, Miller, and Hobart MIG guns. Measures 0.035 inches in diameter and 15 feet in length. Used to guide welding wire through the gun for smooth feeding in fabrication and repair applications
MILLER ELECTRIC
Steel MIG gun liner from the M-Series, designed for use with Bernard, Miller, and Hobart MIG guns. Measures 0.035 inches in diameter and 15 feet in length. Used to guide welding wire through the gun for smooth feeding in fabrication and repair applications
This steel/copper liner is designed for use with Bernard, Miller, and Hobart MIG guns. It guides welding wire through the gun, reducing friction and preventing bird-nesting in MIG welding applications
MILLER ELECTRIC
This steel/copper liner is designed for use with Bernard, Miller, and Hobart MIG guns. It guides welding wire through the gun, reducing friction and preventing bird-nesting in MIG welding applications

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Steel liner for guiding welding wire through Bernard, Miller, and Hobart MIG guns. Part of the Universal Conventional Liners series, with 1/16 in diameter and 15 ft length. Used in industrial fabrication and repair applications to ensure smooth wire feeding
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Steel liner for guiding welding wire through Bernard, Miller, and Hobart MIG guns. Part of the Universal Conventional Liners series, with 1/16 in diameter and 15 ft length. Used in industrial fabrication and repair applications to ensure smooth wire feeding
Steel liner from the Universal Conventional Liners series, designed to guide welding wire from the feeder to the contact tip in Bernard, Miller, and Hobart MIG guns. Suitable for industrial fabrication and repair applications. Measures 5/64 in x 15 ft
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Steel liner from the Universal Conventional Liners series, designed to guide welding wire from the feeder to the contact tip in Bernard, Miller, and Hobart MIG guns. Suitable for industrial fabrication and repair applications. Measures 5/64 in x 15 ft
Steel liner from the Universal Conventional Liners series, measuring 3/32 in x 15 ft. Designed to guide welding wire through Bernard, Miller, and Hobart MIG guns in industrial welding applications
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Steel liner from the Universal Conventional Liners series, measuring 3/32 in x 15 ft. Designed to guide welding wire through Bernard, Miller, and Hobart MIG guns in industrial welding applications