Torch Outfit, Welding, Gas Shielde3431-01-437-0374

NSN 3431-01-437-0374 · NIIN 014370374 · Part number K1783-3

Lincoln Electric Holdings Inc · FSC 3431 — Electric Arc Welding Equipment · FSG 34 — Metalworking Machinery (continued) · CAGE 36232

Government record, cited

NSN 3431-01-437-0374 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-437-0374. Manufacturer of record part number: K1783-3.

Also searched as 3431-01-437-0374 · 3431014370374 · NIIN 014370374 · 01-437-0374 · FSC 3431 Electric Arc Welding Equipment · CAGE 36232 · K1783-3 · K871-7 · K-861-7

Nearby stock numbers ← 3431-01-436-3627 · 3431-01-437-0483 Welding Machine, Arc →

Features

Torch Outfit,welding,gas Shielde — FSC 3431
3 manufacturer part numbers on file
Manufacturer of record: Lincoln Electric Holdings Inc

Identification

NSN: 3431-01-437-0374
NIIN: 014370374
FSC: 3431 — Electric Arc Welding Equipment
FSG: 34 — Metalworking Machinery (continued)
Primary part number: K1783-3
Manufacturer: Lincoln Electric Holdings Inc

General Description

The Torch Outfit,welding,gas Shielde, cataloged under National Stock Number 3431-01-437-0374, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Lincoln Electric Holdings Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3431-01-437-0374
Primary Part Number	K1783-3
Item Name	Torch Outfit,welding,gas Shielde
FSC / FSG	3431 / 34 — Electric Arc Welding Equipment
Manufacturer	Lincoln Electric Holdings Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
K1783-3 PRIMARY	Lincoln Electric Holdings Inc (USA)
K871-7	Lincoln Electric Holdings Inc (USA)
K-861-7 PRIMARY	Lincoln Electric Holdings Inc (USA)

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 3431-01-437-0374?

NSN 3431-01-437-0374 is a Torch Outfit,welding,gas Shielde, manufactured by Lincoln Electric Holdings Inc, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.

What part numbers are listed for NSN 3431-01-437-0374?

NSN 3431-01-437-0374 has 3 manufacturer part numbers on file: K1783-3 (Lincoln Electric Holdings Inc), K871-7 (Lincoln Electric Holdings Inc), K-861-7 (Lincoln Electric Holdings Inc).

What are the specifications of K1783-3?

Key specifications for K1783-3: End Item Identification: RANGER 10-LX. 0 specifications are documented in the U.S. Government catalog.

Is NSN 3431-01-437-0374 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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