PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DS40-3Desoldering Tool,electric

Apex Tool Group, Llc · NSN 3439-01-115-1076 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-115-1076 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-115-1076. Primary manufacturer part number: DS40-3.
Features
  • Desoldering Tool,electric — FSC 3439
  • Carrying Case: NOT PROVIDED
  • Tip Quantity: 1
  • Mounting Method: THREAD TIP
  • Wattage Rating in Watts: 40.000 NOMINAL
  • Heating Element Type: TIP
  • Tip Size: 0.063 IN. DIA IN
  • Operating Voltage in Volts: 120.000 NOMINAL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Desoldering Tool,electric, cataloged under National Stock Number 3439-01-115-1076, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Apex Tool Group, Llc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3439-01-115-1076
Primary Part NumberDS40-3
Item NameDesoldering Tool,electric
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerApex Tool Group, Llc
StatusCANCELLED
Carrying CaseNOT PROVIDED
Tip Quantity1
Mounting MethodTHREAD TIP
Wattage Rating in Watts40.000 NOMINAL
Heating Element TypeTIP
Tip Size0.063 IN. DIA IN
Operating Voltage in Volts120.000 NOMINAL
Handle TypeSTRAIGHT
Thermostatic ControlNOT INCLUDED
Tip ShapeROUND W/POINTED TIP
Current TypeAC
TransformerNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3439-00-149-8186D-36 INTERCHANGEABLE
Tip,solder Extractor
Vanier Manufacturing Inc
5835-01-552-8365 INTERCHANGEABLE
Recorder-Reproducer,sound
Cross-Reference Index
Part NumberManufacturer
DS40-3 Apex Tool Group, Llc (USA)
DS40-3 Cooper Industries Inc Weller/cooper Tools Div (USA)
DS40 (WELLER) Apex Tool Group (USA)
DS40 Apex Tool Group, Llc (USA)
DS40-3 Apex Tool Group (USA)
500-3 Leads Metal Products Inc (USA)
Related Parts
3439-00-149-8186INTERCHANGEABLE
TIP,SOLDER EXTRACTOR
D-36
5835-01-552-8365INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND

Frequently Asked Questions

What is NSN 3439-01-115-1076?

NSN 3439-01-115-1076 is a Desoldering Tool,electric, manufactured by Apex Tool Group, Llc, classified under FSC 3439 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3439-01-115-1076?

NSN 3439-01-115-1076 has 6 cross-referenced part numbers: DS40-3 (Apex Tool Group, Llc), DS40-3 (Cooper Industries Inc Weller/cooper Tools Div), DS40 (WELLER) (Apex Tool Group), DS40 (Apex Tool Group, Llc), DS40-3 (Apex Tool Group) and 1 more.

What NSN replaces 3439-01-115-1076?

There are 2 known substitutes for 3439-01-115-1076: 3439-00-149-8186, 5835-01-552-8365. Verify interchangeability with system specifications before substitution.

What are the specifications of DS40-3?

Key specifications for DS40-3: Carrying Case: NOT PROVIDED; Tip Quantity: 1; Mounting Method: THREAD TIP; Wattage Rating in Watts: 40.000 NOMINAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3439-01-115-1076 still in active supply?

NSN 3439-01-115-1076 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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