PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51ASoldering Aid Tool

Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. · NSN 3439-01-110-7687 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-110-7687 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-110-7687. Primary manufacturer part number: 51A.
Features
  • Soldering Aid Tool — FSC 3439
  • General Characteristics Item Description: FORK AND BRUSH; 8 INCH O/A LG; FORKED END; STRADDLES WIRE FOR LOOPING,COILING,BENDING OR GUIDING; BRUSH END; CLEANS SOLDER CONNECTIONS IN
  • 2 verified cross-references
  • Primary manufacturer: Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Soldering Aid Tool, cataloged under National Stock Number 3439-01-110-7687, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-110-7687
Primary Part Number51A
Item NameSoldering Aid Tool
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerEasco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.
StatusACTIVE
General Characteristics Item DescriptionFORK AND BRUSH; 8 INCH O/A LG; FORKED END; STRADDLES WIRE FOR LOOPING,COILING,BENDING OR GUIDING; BRUSH END; CLEANS SOLDER CONNECTIONS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3220-00-249-0919 INTERCHANGEABLE
Lathe,woodworking
6240-00-318-716251A INTERCHANGEABLE
Lamp,incandescent
Lucent Technologies Inc Corporate Headquarters
3030-00-529-0352 INTERCHANGEABLE
Belt,v
6220-00-897-5856920110 INTERCHANGEABLE
Lens,light
Betts Industries, Inc.
5962-01-157-035451A INTERCHANGEABLE
Microcircuit,linear
Analog Devices, Inc. Div Corporate Headquarters
Cross-Reference Index
Part NumberManufacturer
51A Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA)
51A Apex Tool Group, Llc Dba Nicholson (USA)
Related Parts
3220-00-249-0919INTERCHANGEABLE
LATHE,WOODWORKING
6240-00-318-7162INTERCHANGEABLE
LAMP,INCANDESCENT
51A
3030-00-529-0352INTERCHANGEABLE
BELT,V
6220-00-897-5856INTERCHANGEABLE
LENS,LIGHT
920110
5962-01-157-0354INTERCHANGEABLE
MICROCIRCUIT,LINEAR
51A

Frequently Asked Questions

What is NSN 3439-01-110-7687?

NSN 3439-01-110-7687 is a Soldering Aid Tool, manufactured by Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc., classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-110-7687?

NSN 3439-01-110-7687 has 2 cross-referenced part numbers: 51A (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 51A (Apex Tool Group, Llc Dba Nicholson).

What NSN replaces 3439-01-110-7687?

There are 5 known substitutes for 3439-01-110-7687: 3220-00-249-0919, 6240-00-318-7162, 3030-00-529-0352 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51A?

Key specifications for 51A: General Characteristics Item Description: FORK AND BRUSH; 8 INCH O/A LG; FORKED END; STRADDLES WIRE FOR LOOPING,COILING,BENDING OR GUIDING; BRUSH END; CLEANS SOLDER CONNECTIONS IN. 1 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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