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Tweco® MIG Gun Liner

Tweco® MIG Gun Liner

By
Tweco

Airgas Part #:TWE1450-1143

Manufacturer Part #:14501143


$NA.NA /NA
Each

Item Details

  • Industrial-grade, heavy-duty Universal Steel Wound Wire Conduit Liner designed to guide 7/64 in (2.8 mm) welding wires inside high-amperage MIG (GMAW) and Flux-Cored (FCAW) welding guns.

Features

  • Precision helical wound, continuous spring-coil design for crush resistance
  • Micro-polished interior surfaces to remove wire drawing soap and copper flaking
  • Precision crimped, solid brass universal wire guide backend to prevent shielding gas leakage
  • Universal adaptability for Tweco Spray Master, Traditional (No. 4, 5, 6), and Eliminator Series torches
  • Compatible with Lincoln Electric (LN-7, LN-25, Flex Feed), Miller Electric (70 Series, SuitCase), and ESAB heavy feeders
  • Pre-crimped terminal backend connector for immediate installation
  • High-density spring coil construction to prevent kinking and collapsing under tight bends
  • Friction-reducing internal geometry to protect wire feeder motors from current spikes

Specifications

  • Manufacturer: ESAB / Tweco
  • Model Number: 1450-1143
  • Manufacturer Part Number: 45H76415
  • Alternate SKU: 45H-764-15
  • Model Series: 45H / R45 Heavy Duty Series
  • Supported Welding Wire Diameter: 7/64 in (2.8 mm)
  • Nominal Liner Length: 15 ft (4.57 m)
  • Physical Overall Wire Length: 16.5 ft (5.03 m)
  • Liner Internal Diameter (I.D.): 0.140 in (3.56 mm)
  • Liner Outer Diameter (O.D.): 0.270 in (6.86 mm)
  • Amperage Performance Rating: 500 A - 650 A
  • Shipping Weight: 2.00 lbs - 2.16 lbs (0.91 kg – 0.98 kg)
  • Primary Core Substrate: High-Tensile Carbon Steel Wire
  • Termination Material: Solid Brass
  • UPC: 608246075907 / 640026857891
  • UNSPSC Classification: 23271700 / 23171500
  • Manufacturing Standard: NEMA EW-4
  • Structural Code Alignment: AWS D1.1
  • Country of Origin: USA

Includes

  • Liner

Applications

  • Heavy Structural Steel Fabrication (skyscraper columns, bridge girders, gantry cranes)
  • Heavy Equipment Manufacturing (excavator buckets, mining truck chassis, bulldozer blades)
  • Shipbuilding and Marine Yards (hull plates, internal bulkheads, barge assemblies)
  • Pressure Vessel and Hard-Surfacing Cladding
  • High-deposition MIG (GMAW) and Flux-Cored (FCAW) welding

» Show more details and specs

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