PartsTable TECHNICAL DATA SHEET
NSN 3431-01-732-4841Government record, cited

Welding Machine, Arc3431-01-732-4841

NSN 3431-01-732-4841 · NIIN 017324841 · Part number K3607-2
The Lincoln Electric Company · FSC 3431 — Electric Arc Welding Equipment · FSG 34 — Metalworking Machinery (continued) · CAGE 33CZ2
Government record, cited
NSN 3431-01-732-4841 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-732-4841. Manufacturer of record part number: K3607-2.
Also searched as  3431-01-732-4841 · 3431017324841 · NIIN 017324841 · 01-732-4841 · FSC 3431 Electric Arc Welding Equipment · CAGE 33CZ2 · K3607-2
Nearby stock numbers  ·
Features
  • Welding Machine,arc — FSC 3431
  • Phase: THREE
  • Unpackaged Unit Weight: 54.0 KILOGRAMS NOMINAL KG
  • Current Type: DC
  • Supplementary Features: HEIGHT 477 MILLIMETERS, WIDTH 356 MILLIMETERS, DEPTH 673 MILLIMETERS MM
  • Output Current Type: DC
  • Maximum Current at Specified Voltage: 500 AMPERES AT 40 VOLTS FOR 60 PERCENT, 450 AMPERES AT 38 VOLTS FOR 100 PERCENT
  • 2 manufacturer part numbers on file
Identification
  • NSN: 3431-01-732-4841
  • NIIN: 017324841
  • FSC: 3431 — Electric Arc Welding Equipment
  • FSG: 34 — Metalworking Machinery (continued)
  • Primary part number: K3607-2
  • Manufacturer: The Lincoln Electric Company
General Description

The Welding Machine,arc, cataloged under National Stock Number 3431-01-732-4841, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is The Lincoln Electric Company. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-01-732-4841
Primary Part NumberK3607-2
Item NameWelding Machine,arc
FSC / FSG3431 / 34 — Electric Arc Welding Equipment
ManufacturerThe Lincoln Electric Company
StatusACTIVE
PhaseTHREE
Unpackaged Unit Weight54.0 KILOGRAMS NOMINAL KG
Current TypeDC
Supplementary FeaturesHEIGHT 477 MILLIMETERS, WIDTH 356 MILLIMETERS, DEPTH 673 MILLIMETERS MM
Output Current TypeDC
Maximum Current at Specified Voltage500 AMPERES AT 40 VOLTS FOR 60 PERCENT, 450 AMPERES AT 38 VOLTS FOR 100 PERCENT
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
K3607-2 PRIMARY The Lincoln Electric Company (USA)
K3607-2 The Lincoln Electric Co Aust Pty Ltd (AUS)
No interchangeability data on file.
Other items in FSC 3431 — Electric Arc Welding Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3431-00-008-9353
3431-00-008-9353 · Item name not on file
3431-00-010-5596
LINER,NITROGEN CONDUIT
3431-00-010-5597
LINER,NITROGEN COND
3431-00-010-5599
3431-00-010-5599 · Item name not on file
3431-00-012-4357
3431-00-012-4357 · Item name not on file
3431-00-012-4360
3431-00-012-4360 · Item name not on file
3431-00-012-4362
SPARK GAP ASSEMBLY
3431-00-015-2564
PANEL,POWER,ALTERNATE

Frequently Asked Questions

What is NSN 3431-01-732-4841?

NSN 3431-01-732-4841 is a Welding Machine,arc, manufactured by The Lincoln Electric Company, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.

What part numbers are listed for NSN 3431-01-732-4841?

NSN 3431-01-732-4841 has 2 manufacturer part numbers on file: K3607-2 (The Lincoln Electric Company), K3607-2 (The Lincoln Electric Co Aust Pty Ltd).

What are the specifications of K3607-2?

Key specifications for K3607-2: Phase: THREE; Unpackaged Unit Weight: 54.0 KILOGRAMS NOMINAL KG; Current Type: DC; Supplementary Features: HEIGHT 477 MILLIMETERS, WIDTH 356 MILLIMETERS, DEPTH 673 MILLIMETERS MM. 6 specifications are documented in the U.S. Government catalog.

Is NSN 3431-01-732-4841 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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