NSN 3431-01-643-0467 · NIIN 016430467 · Part number KP2029-4B1
The Lincoln Electric Company · FSC 3431 — Electric Arc Welding Equipment · FSG 34 — Metalworking Machinery (continued) · CAGE 33CZ2
Government record, cited
NSN 3431-01-643-0467 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-643-0467. Manufacturer of record part number: KP2029-4B1.
Also searched as3431-01-643-0467 ·
3431016430467 ·
NIIN 016430467 ·
01-643-0467 ·
FSC 3431 Electric Arc Welding Equipment · CAGE 33CZ2 · KP2029-4B1
Electrode Type for Which Designed: TUNGSTEN NONFILLER
Electrode Diameter for Which Designed: 0.09375 INCHES NOMINAL IN
Operating Current in Amps: 125.0 MINIMUM AND 250.0 MAXIMUM
1 manufacturer part number on file
Manufacturer of record: The Lincoln Electric Company
Identification
NSN: 3431-01-643-0467
NIIN: 016430467
FSC: 3431 — Electric Arc Welding Equipment
FSG: 34 — Metalworking Machinery (continued)
Primary part number: KP2029-4B1
Manufacturer: The Lincoln Electric Company
General Description
The Collet,welding Torch, cataloged under National Stock Number 3431-01-643-0467, 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 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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 3431-01-643-0467?
NSN 3431-01-643-0467 is a Collet,welding Torch, manufactured by The Lincoln Electric Company, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
What part numbers are listed for NSN 3431-01-643-0467?
NSN 3431-01-643-0467 has 1 manufacturer part number on file: KP2029-4B1 (The Lincoln Electric Company).
What are the specifications of KP2029-4B1?
Key specifications for KP2029-4B1: Electrode Type for Which Designed: TUNGSTEN NONFILLER; Electrode Diameter for Which Designed: 0.09375 INCHES NOMINAL IN; Operating Current in Amps: 125.0 MINIMUM AND 250.0 MAXIMUM; Part Name Assigned by Controlling Agency: COLLET. 3 specifications are documented in the U.S. Government catalog.
Is NSN 3431-01-643-0467 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.