PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BRAZALLOY1Flux,welding

Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng · NSN 3439-00-242-7837 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-242-7837 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-242-7837. Primary manufacturer part number: BRAZALLOY1.
Features
  • Flux,welding — FSC 3439
  • Physical Form: POWDER
  • Mesh Size: 100
  • Nondefinitive Spec/std Data: 1 TYPE
  • Welding Process for Which Designed: GAS
  • Material for Which Formulated: BRASS AND BRONZE AND IRON, CAST AND COPPER AND STEEL
  • Content Within Each Unit Package: 1 LB LBS
  • 3 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Flux,welding, cataloged under National Stock Number 3439-00-242-7837, is classified within Federal Supply Class 3439 (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 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-00-242-7837
Primary Part NumberBRAZALLOY1
Item NameFlux,welding
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerEsab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
StatusACTIVE
Physical FormPOWDER
Mesh Size100
Nondefinitive Spec/std Data1 TYPE
Welding Process for Which DesignedGAS
Material for Which FormulatedBRASS AND BRONZE AND IRON, CAST AND COPPER AND STEEL
Content Within Each Unit Package1 LB LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4220-00-074-9851601816 INTERCHANGEABLE
Shepherds Crook,res
Adolph Kiefer and Associates
3110-00-100-02440043006-6 INTERCHANGEABLE
Cone and Rollers,tapered Roller
New Holland Construction
3020-00-223-2703 INTERCHANGEABLE
Chain,roller
5935-00-435-8631449 INTERCHANGEABLE
Plug,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5331-00-470-3430449 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5355-00-486-3368449 INTERCHANGEABLE
Knob
Thompson Emery Machine & Supply Co
1630-00-993-994466-03600 INTERCHANGEABLE
Lining,friction
Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems
2530-01-074-63581155270 INTERCHANGEABLE
Brake Shoe Set
General Motors Llc Dba General Motors Llc
6625-01-110-2559449 INTERCHANGEABLE
Ratemeter
Advanced Measurement Technology Inc
6515-01-125-322400044900000 INTERCHANGEABLE
Retractor,spinal
Zimmer, Inc. Dba Z Hotel
Cross-Reference Index
Part NumberManufacturer
BRAZALLOY1 PRIMARY Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng (USA)
449 American Solder and Flux Co Inc Force Chemicals Div (USA)
BRAZALLOY1 The Esab Group Inc. Dba Esab Welding & Cutting Products Div Esab Welding and Cutting (USA)
Related Parts
4220-00-074-9851INTERCHANGEABLE
SHEPHERDS CROOK,RES
601816
3110-00-100-0244INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
0043006-6
3020-00-223-2703INTERCHANGEABLE
CHAIN,ROLLER
5935-00-435-8631INTERCHANGEABLE
PLUG,TIP
449
5331-00-470-3430INTERCHANGEABLE
O-RING
449
5355-00-486-3368INTERCHANGEABLE
KNOB
449
1630-00-993-9944INTERCHANGEABLE
LINING,FRICTION
66-03600
2530-01-074-6358INTERCHANGEABLE
BRAKE SHOE SET
1155270
6625-01-110-2559INTERCHANGEABLE
RATEMETER
449
6515-01-125-3224INTERCHANGEABLE
RETRACTOR,SPINAL
00044900000
5315-01-134-1917INTERCHANGEABLE
PIN,LOCK
5325-01-142-9341INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 3439-00-242-7837?

NSN 3439-00-242-7837 is a Flux,welding, manufactured by Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-00-242-7837?

NSN 3439-00-242-7837 has 3 cross-referenced part numbers: BRAZALLOY1 (Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng), 449 (American Solder and Flux Co Inc Force Chemicals Div), BRAZALLOY1 (The Esab Group Inc. Dba Esab Welding & Cutting Products Div Esab Welding and Cutting).

What NSN replaces 3439-00-242-7837?

There are 12 known substitutes for 3439-00-242-7837: 4220-00-074-9851, 3110-00-100-0244, 3020-00-223-2703 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BRAZALLOY1?

Key specifications for BRAZALLOY1: Physical Form: POWDER; Mesh Size: 100; Nondefinitive Spec/std Data: 1 TYPE; Welding Process for Which Designed: GAS. 6 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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