PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20103Collet,welding Torch

Standard Welders Equipment Corporation · NSN 3431-00-018-8339 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-00-018-8339 — this item is cataloged by the U.S. Government under National Stock Number 3431-00-018-8339. Primary manufacturer part number: 20103.
Features
  • Collet,welding Torch — FSC 3431
  • Electrode Diameter for Which Designed: 0.094 INCHES NOMINAL IN
  • 8 verified cross-references
  • Primary manufacturer: Standard Welders Equipment Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Collet,welding Torch, cataloged under National Stock Number 3431-00-018-8339, is classified within Federal Supply Class 3431 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Standard Welders Equipment Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-00-018-8339
Primary Part Number20103
Item NameCollet,welding Torch
FSC / FSG3431 / 34 — No Item Name Available
ManufacturerStandard Welders Equipment Corporation
StatusACTIVE
Electrode Diameter for Which Designed0.094 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5315-00-039-5424 INTERCHANGEABLE
Pin,straight,headed
5133-00-228-1352 INTERCHANGEABLE
Drill,twist
5940-00-525-9154 INTERCHANGEABLE
Terminal Board
5120-00-555-285214906 INTERCHANGEABLE
Clamp,spring
Wilton Corp Wilton Tool Div
5930-00-689-1495SM-B-426392 INTERCHANGEABLE
Switch,toggle
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5940-00-983-6064 INTERCHANGEABLE
Terminal Board
4820-01-009-7598 INTERCHANGEABLE
Cock,poppet Drain
5930-01-158-486520103 INTERCHANGEABLE
Switch Reed
Basic American Inc
5960-01-227-524520103 INTERCHANGEABLE
Retainer,electron Tube
L & R Manufacturing Company
5930-01-322-0287PSF101-6637 INTERCHANGEABLE
Switch,sensitive
World Magnetics Company Llc
Cross-Reference Index
Part NumberManufacturer
20103 Standard Welders Equipment Corporation (USA)
13N23 Merkle (uk) Limited (GBR)
13N23 Union Carbide Corp Sub of Dow Co the (USA)
13N23 Weldcraft Customer Service (USA)
13N23 Welding Nozzle Intl Inc (USA)
13N23 Cni Ceramic Nozzles Inc Dba Cni (USA)
13N23 L-Tec Welding and Cutting Systems (USA)
13N23 Specialty Machine Co (USA)
Related Parts
5315-00-039-5424INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5133-00-228-1352INTERCHANGEABLE
DRILL,TWIST
5940-00-525-9154INTERCHANGEABLE
TERMINAL BOARD
5120-00-555-2852INTERCHANGEABLE
CLAMP,SPRING
14906
5930-00-689-1495INTERCHANGEABLE
SWITCH,TOGGLE
SM-B-426392
5940-00-983-6064INTERCHANGEABLE
TERMINAL BOARD
4820-01-009-7598INTERCHANGEABLE
COCK,POPPET DRAIN
5930-01-158-4865INTERCHANGEABLE
SWITCH REED
20103
5960-01-227-5245INTERCHANGEABLE
RETAINER,ELECTRON TUBE
20103
5930-01-322-0287INTERCHANGEABLE
SWITCH,SENSITIVE
PSF101-6637
4820-01-399-0012INTERCHANGEABLE
STEM,FLUID VALVE
A6792.044.156
4720-01-468-5593INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
20-103

Frequently Asked Questions

What is NSN 3431-00-018-8339?

NSN 3431-00-018-8339 is a Collet,welding Torch, manufactured by Standard Welders Equipment Corporation, classified under FSC 3431 (No Item Name Available). Status: active.

What are the part numbers for NSN 3431-00-018-8339?

NSN 3431-00-018-8339 has 8 cross-referenced part numbers: 20103 (Standard Welders Equipment Corporation), 13N23 (Merkle (uk) Limited), 13N23 (Union Carbide Corp Sub of Dow Co the), 13N23 (Weldcraft Customer Service), 13N23 (Welding Nozzle Intl Inc) and 3 more.

What NSN replaces 3431-00-018-8339?

There are 12 known substitutes for 3431-00-018-8339: 5315-00-039-5424, 5133-00-228-1352, 5940-00-525-9154 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20103?

Key specifications for 20103: End Item Identification: WELDING TORCH,LINDE,MODEL HW-20; Electrode Diameter for Which Designed: 0.094 INCHES NOMINAL IN. 2 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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