PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53N25Nozzle,welding

Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng · NSN 3431-00-018-8329 · FSC 3431 · No Item Name Available
Verified by PartsTable
NSN 3431-00-018-8329 — this item is cataloged by the U.S. Government under National Stock Number 3431-00-018-8329. Primary manufacturer part number: 53N25.
Features
  • Nozzle,welding — FSC 3431
  • Orifice Diameter: 0.1325 INCHES NOMINAL IN
  • Material: CERAMIC
  • Style Designator: TAPERED
  • Mounting End Diameter: 0.6250 INCHES NOMINAL IN
  • Welding Process for Which Designed: INERT GAS TUNGSTEN ARC
  • 7 verified cross-references
  • Primary manufacturer: Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
Applications
  • Applications requiring Ceramic construction
General Description

The Nozzle,welding, cataloged under National Stock Number 3431-00-018-8329, 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 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3431-00-018-8329
Primary Part Number53N25
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 Diameter0.1325 INCHES NOMINAL IN
MaterialCERAMIC
Style DesignatorTAPERED
Mounting End Diameter0.6250 INCHES NOMINAL IN
Welding Process for Which DesignedINERT GAS TUNGSTEN ARC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6685-00-255-9507 INTERCHANGEABLE
Barometer,aneroid
4320-00-726-3479 INTERCHANGEABLE
Pump,reciprocating
3040-01-220-687802405 INTERCHANGEABLE
Gearshaft,spur
Averstar. Inc. Dba L-3 Communications Titan Corporation
Cross-Reference Index
Part NumberManufacturer
53N25 Welding Nozzle Intl Inc (USA)
02405 Standard Welders Equipment Corporation (USA)
53N25 Weldcraft Customer Service (USA)
53N25 PRIMARY Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
53N25 L-Tec Welding and Cutting Systems (USA)
53N25 Cni Ceramic Nozzles Inc Dba Cni (USA)
53N25 Union Carbide Corp Sub of Dow Co the (USA)
Related Parts
6685-00-255-9507INTERCHANGEABLE
BAROMETER,ANEROID
4320-00-726-3479INTERCHANGEABLE
PUMP,RECIPROCATING
3040-01-220-6878INTERCHANGEABLE
GEARSHAFT,SPUR
02405

Frequently Asked Questions

What is NSN 3431-00-018-8329?

NSN 3431-00-018-8329 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 3431-00-018-8329?

NSN 3431-00-018-8329 has 7 cross-referenced part numbers: 53N25 (Welding Nozzle Intl Inc), 02405 (Standard Welders Equipment Corporation), 53N25 (Weldcraft Customer Service), 53N25 (Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng), 53N25 (L-Tec Welding and Cutting Systems) and 2 more.

What NSN replaces 3431-00-018-8329?

There are 3 known substitutes for 3431-00-018-8329: 6685-00-255-9507, 4320-00-726-3479, 3040-01-220-6878. Verify interchangeability with system specifications before substitution.

What are the specifications of 53N25?

Key specifications for 53N25: Orifice Diameter: 0.1325 INCHES NOMINAL IN; Material: CERAMIC; Style Designator: TAPERED; Overall Length: 0.6250 INCHES NOMINAL IN. 8 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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