PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

105Z45Nozzle,welding

Ck Worldwide Inc · NSN 3431-01-333-1734 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-01-333-1734 — this item is cataloged by the U.S. Government under National Stock Number 3431-01-333-1734. Primary manufacturer part number: 105Z45.
Features
  • Nozzle,welding — FSC 3431
  • Welding Process for Which Designed: GAS TUNGSTEN ARC
  • Material: CERAMIC
  • Orifice Diameter: 0.437 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Ck Worldwide Inc
Applications
  • Applications requiring Ceramic construction
General Description

The Nozzle,welding, cataloged under National Stock Number 3431-01-333-1734, is classified within Federal Supply Class 3431 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Ck Worldwide Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-01-333-1734
Primary Part Number105Z45
Item NameNozzle,welding
FSC / FSG3431 / 34 — No Item Name Available
ManufacturerCk Worldwide Inc
StatusACTIVE
Welding Process for Which DesignedGAS TUNGSTEN ARC
MaterialCERAMIC
Orifice Diameter0.437 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3431-00-018-8274105Z45 INTERCHANGEABLE
Nozzle,welding
Cni Ceramic Nozzles Inc Dba Cni
Cross-Reference Index
Part NumberManufacturer
3C7 Conley and Kleppen Enterprises Northwest Welding Equipment Div (USA)
3C7 Redi-Crete Corp (USA)
105Z45 PRIMARY Ck Worldwide Inc (USA)
Related Parts
3431-00-018-8274INTERCHANGEABLE
NOZZLE,WELDING
105Z45

Frequently Asked Questions

What is NSN 3431-01-333-1734?

NSN 3431-01-333-1734 is a Nozzle,welding, manufactured by Ck Worldwide Inc, classified under FSC 3431 (No Item Name Available). Status: active.

What are the part numbers for NSN 3431-01-333-1734?

NSN 3431-01-333-1734 has 3 cross-referenced part numbers: 3C7 (Conley and Kleppen Enterprises Northwest Welding Equipment Div), 3C7 (Redi-Crete Corp), 105Z45 (Ck Worldwide Inc).

What NSN replaces 3431-01-333-1734?

There is 1 known substitute for 3431-01-333-1734: 3431-00-018-8274. Verify interchangeability with system specifications before substitution.

What are the specifications of 105Z45?

Key specifications for 105Z45: Welding Process for Which Designed: GAS TUNGSTEN ARC; Material: CERAMIC; Orifice Diameter: 0.437 INCHES NOMINAL IN. 3 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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