PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

54N15Nozzle,welding

Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng · NSN 3431-00-123-6660 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-00-123-6660 — this item is cataloged by the U.S. Government under National Stock Number 3431-00-123-6660. Primary manufacturer part number: 54N15.
Features
  • Nozzle,welding — FSC 3431
  • Orifice Diameter: 0.4375 INCHES NOMINAL IN
  • Material: ALUMINA
  • Style Designator: STRAIGHT CONICAL
  • Mounting End Diameter: 0.9062 INCHES NOMINAL IN
  • Welding Process for Which Designed: INERT GAS TUNGSTEN ARC
  • 10 verified cross-references
  • Primary manufacturer: Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
Applications
  • Applications requiring Alumina construction
General Description

The Nozzle,welding, cataloged under National Stock Number 3431-00-123-6660, is classified within Federal Supply Class 3431 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-00-123-6660
Primary Part Number54N15
Item NameNozzle,welding
FSC / FSG3431 / 34 — No Item Name Available
ManufacturerEsab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
StatusACTIVE
Orifice Diameter0.4375 INCHES NOMINAL IN
MaterialALUMINA
Style DesignatorSTRAIGHT CONICAL
Mounting End Diameter0.9062 INCHES NOMINAL IN
Welding Process for Which DesignedINERT GAS TUNGSTEN ARC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5133-00-189-9252DBE7B INTERCHANGEABLE
Drill,twist
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
3455-00-239-5599 INTERCHANGEABLE
Cutter,milling,involute Gear
6105-00-729-936818007 INTERCHANGEABLE
Motor,control
Elbitamerica, Inc.
5962-01-075-7602932883-204 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
5330-01-333-280918007 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Sullair Corp
2610-01-374-12768644792 INTERCHANGEABLE
Tire,pneumatic,vehicular
Syn-Tech System, Inc.
2610-01-392-1401 INTERCHANGEABLE
Inner Tube,pneumatic Tire,vehicu
5365-01-459-539718007 INTERCHANGEABLE
Spacer,sleeve
O F Mossberg & Sons Inc
5935-01-529-6085 INTERCHANGEABLE
Connector,plug,electrical
5325-01-567-338118-007 INTERCHANGEABLE
Grommet,nonmetallic
Power Connector Llc
Cross-Reference Index
Part NumberManufacturer
54N15 Weldcraft Customer Service (USA)
54N15 Cerco, Llc Dba Diamonite Plant Div Diamonite (USA)
54N15 Cni Ceramic Nozzles Inc Dba Cni (USA)
54N15 Worldwide Welding, Incorporated Div Lumax Lubrication Equipment (USA)
18007 Grayco Optical Corp (USA)
54N15 L-Tec Welding and Cutting Systems (USA)
54N15 PRIMARY Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
54N15 Union Carbide Corp Sub of Dow Co the (USA)
54N15 Welding Nozzle Intl Inc (USA)
54N15 Standard Welders Equipment Corporation (USA)
Related Parts
5133-00-189-9252INTERCHANGEABLE
DRILL,TWIST
DBE7B
3455-00-239-5599INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
6105-00-729-9368INTERCHANGEABLE
MOTOR,CONTROL
18007
5962-01-075-7602INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932883-204
5330-01-333-2809INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
18007
2610-01-374-1276INTERCHANGEABLE
TIRE,PNEUMATIC,VEHICULAR
8644792
2610-01-392-1401INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,VEHICU
5365-01-459-5397INTERCHANGEABLE
SPACER,SLEEVE
18007
5935-01-529-6085INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5325-01-567-3381INTERCHANGEABLE
GROMMET,NONMETALLIC
18-007

Frequently Asked Questions

What is NSN 3431-00-123-6660?

NSN 3431-00-123-6660 is a Nozzle,welding, manufactured by Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng, classified under FSC 3431 (No Item Name Available). Status: active.

What are the part numbers for NSN 3431-00-123-6660?

NSN 3431-00-123-6660 has 10 cross-referenced part numbers: 54N15 (Weldcraft Customer Service), 54N15 (Cerco, Llc Dba Diamonite Plant Div Diamonite), 54N15 (Cni Ceramic Nozzles Inc Dba Cni), 54N15 (Worldwide Welding, Incorporated Div Lumax Lubrication Equipment), 18007 (Grayco Optical Corp) and 5 more.

What NSN replaces 3431-00-123-6660?

There are 10 known substitutes for 3431-00-123-6660: 5133-00-189-9252, 3455-00-239-5599, 6105-00-729-9368 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 54N15?

Key specifications for 54N15: Orifice Diameter: 0.4375 INCHES NOMINAL IN; Material: ALUMINA; Style Designator: STRAIGHT CONICAL; End Item Identification: LINDE MODEL HW-17,18 AND 26. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com