Nozzle, Welding3431-01-511-2050

NSN 3431-01-511-2050 · NIIN 015112050 · Part number 86Z03

Weldcraft Customer Service · FSC 3431 — Electric Arc Welding Equipment · FSG 34 — Metalworking Machinery (continued) · CAGE 64173

Government record, cited

NSN 3431-01-511-2050 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-511-2050. Manufacturer of record part number: 86Z03.

Also searched as 3431-01-511-2050 · 3431015112050 · NIIN 015112050 · 01-511-2050 · FSC 3431 Electric Arc Welding Equipment · CAGE 64173 · 86Z03

Nearby stock numbers ← 3431-01-511-1145 Collet, Welding Torch · 3431-01-513-5923 Welding Machine, Arc →

Features

Nozzle,welding — FSC 3431
Commercial Size: 10
Style Designator: TAPERED
1 manufacturer part number on file
Manufacturer of record: Weldcraft Customer Service

Identification

NSN: 3431-01-511-2050
NIIN: 015112050
FSC: 3431 — Electric Arc Welding Equipment
FSG: 34 — Metalworking Machinery (continued)
Primary part number: 86Z03
Manufacturer: Weldcraft Customer Service

General Description

The Nozzle,welding, cataloged under National Stock Number 3431-01-511-2050, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Weldcraft Customer Service. Government technical data includes 2 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.

Technical Specifications

Parameter	Value
NSN	3431-01-511-2050
Primary Part Number	86Z03
Item Name	Nozzle,welding
FSC / FSG	3431 / 34 — Electric Arc Welding Equipment
Manufacturer	Weldcraft Customer Service
Status	ACTIVE
Commercial Size	10
Style Designator	TAPERED

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
86Z03 PRIMARY	Weldcraft Customer Service (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 3431-01-511-2050?

NSN 3431-01-511-2050 is a Nozzle,welding, manufactured by Weldcraft Customer Service, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.

What part numbers are listed for NSN 3431-01-511-2050?

NSN 3431-01-511-2050 has 1 manufacturer part number on file: 86Z03 (Weldcraft Customer Service).

What are the specifications of 86Z03?

Key specifications for 86Z03: Commercial Size: 10; Style Designator: TAPERED. 2 specifications are documented in the U.S. Government catalog.

Is NSN 3431-01-511-2050 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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