PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WN18-25Torch,welding,gas Shielded Arc

Welding Nozzle Intl Inc · NSN 3431-00-043-1587 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-00-043-1587 — this item is cataloged by the U.S. Government under National Stock Number 3431-00-043-1587. Primary manufacturer part number: WN18-25.
Features
  • Torch,welding,gas Shielded Arc — FSC 3431
  • Accessory Components and Quantity: ADAPTER,HOSE,ARGON 1 AND ADAPTER,HOSE WATER 1 AND CAP,TORCH,LONG 1
  • Electrode Diameter for Which Designed: 0.020 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
  • Reversible Head Angle: NOT INCLUDED
  • Continuous Current Rating in Amps: 300.0
  • Conveying Component: CABLE AND HOSE
  • Length: 25.000 FEET NOMINAL FT
  • 10 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Torch,welding,gas Shielded Arc, cataloged under National Stock Number 3431-00-043-1587, is classified within Federal Supply Class 3431 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Welding Nozzle Intl Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-00-043-1587
Primary Part NumberWN18-25
Item NameTorch,welding,gas Shielded Arc
FSC / FSG3431 / 34 — No Item Name Available
ManufacturerWelding Nozzle Intl Inc
StatusACTIVE
Accessory Components and QuantityADAPTER,HOSE,ARGON 1 AND ADAPTER,HOSE WATER 1 AND CAP,TORCH,LONG 1
Electrode Diameter for Which Designed0.020 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
Reversible Head AngleNOT INCLUDED
Continuous Current Rating in Amps300.0
Conveying ComponentCABLE AND HOSE
Length25.000 FEET NOMINAL FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4235-01-334-0986STS-1719SRP25 INTERCHANGEABLE
Pad,absorbent,hazardous Material
Safe-Tech Solutions Llc Dba Safe Tech Solutions Llc
Cross-Reference Index
Part NumberManufacturer
41V31 L-Tec Welding and Cutting Systems (USA)
SW18-25 Doyles Supply Inc (USA)
WN18-25 PRIMARY Welding Nozzle Intl Inc (USA)
SR-18-25 Doyles Supply Inc (USA)
K1784-2 Lincoln Electric Holdings Inc (USA)
948362 PRIMARY Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
WP-18-25-R Miller Electric Mfg. Llc (USA)
41V31 Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
41V31 Union Carbide Corp Sub of Dow Co the (USA)
948362 L-Tec Welding and Cutting Systems (USA)
Related Parts
4235-01-334-0986INTERCHANGEABLE
PAD,ABSORBENT,HAZARDOUS MATERIAL
STS-1719SRP25

Frequently Asked Questions

What is NSN 3431-00-043-1587?

NSN 3431-00-043-1587 is a Torch,welding,gas Shielded Arc, manufactured by Welding Nozzle Intl Inc, classified under FSC 3431 (No Item Name Available). Status: active.

What are the part numbers for NSN 3431-00-043-1587?

NSN 3431-00-043-1587 has 10 cross-referenced part numbers: 41V31 (L-Tec Welding and Cutting Systems), SW18-25 (Doyles Supply Inc), WN18-25 (Welding Nozzle Intl Inc), SR-18-25 (Doyles Supply Inc), K1784-2 (Lincoln Electric Holdings Inc) and 5 more.

What NSN replaces 3431-00-043-1587?

There is 1 known substitute for 3431-00-043-1587: 4235-01-334-0986. Verify interchangeability with system specifications before substitution.

What are the specifications of WN18-25?

Key specifications for WN18-25: Overall Length: 10.500 INCHES NOMINAL IN; Accessory Components and Quantity: ADAPTER,HOSE,ARGON 1 AND ADAPTER,HOSE WATER 1 AND CAP,TORCH,LONG 1; Electrode Diameter for Which Designed: 0.020 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Reversible Head Angle: NOT INCLUDED. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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