PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SD1Holder,soldering Iron

Apex Tool Group · NSN 3439-00-490-9401 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-00-490-9401 — this item is cataloged by the U.S. Government under National Stock Number 3439-00-490-9401. Primary manufacturer part number: SD1.
Features
  • Holder,soldering Iron — FSC 3439
  • Thermostatic Control: NOT INCLUDED
  • Design Type: CAGE
  • Tip Cleaner Cup: NOT INCLUDED
  • 3 verified cross-references
  • Primary manufacturer: Apex Tool Group
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Holder,soldering Iron, cataloged under National Stock Number 3439-00-490-9401, 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. Government technical data includes 3 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-00-490-9401
Primary Part NumberSD1
Item NameHolder,soldering Iron
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerApex Tool Group
StatusACTIVE
Thermostatic ControlNOT INCLUDED
Design TypeCAGE
Tip Cleaner CupNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6740-00-237-8676SD1 INTERCHANGEABLE
Rewinder,photographic Film
Neumade Products Corp
4440-00-691-1292FWL-NC-AL-001 INTERCHANGEABLE
Dehumidifier,space
F W Lang Co
5961-00-969-9433SD1 INTERCHANGEABLE
Semiconductor
Diodes Inc
3455-01-045-9154 INTERCHANGEABLE
File,rotary
5805-01-175-4528SC-628 INTERCHANGEABLE
Speaker,phone
Hose-Mccann Telephone Co, Inc
5180-01-584-3289 INTERCHANGEABLE
Magnetic Tool
Cross-Reference Index
Part NumberManufacturer
SD1 Apex Tool Group (USA)
SD1 Cooper Industries Inc Weller/cooper Tools Div (USA)
SD1 Apex Tool Group, Llc (USA)
Related Parts
6740-00-237-8676INTERCHANGEABLE
REWINDER,PHOTOGRAPHIC FILM
SD1
4440-00-691-1292INTERCHANGEABLE
DEHUMIDIFIER,SPACE
FWL-NC-AL-001
5961-00-969-9433INTERCHANGEABLE
SEMICONDUCTOR
SD1
3455-01-045-9154INTERCHANGEABLE
FILE,ROTARY
5805-01-175-4528INTERCHANGEABLE
SPEAKER,PHONE
SC-628
5180-01-584-3289INTERCHANGEABLE
MAGNETIC TOOL

Frequently Asked Questions

What is NSN 3439-00-490-9401?

NSN 3439-00-490-9401 is a Holder,soldering Iron, manufactured by Apex Tool Group, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-00-490-9401?

NSN 3439-00-490-9401 has 3 cross-referenced part numbers: SD1 (Apex Tool Group), SD1 (Cooper Industries Inc Weller/cooper Tools Div), SD1 (Apex Tool Group, Llc).

What NSN replaces 3439-00-490-9401?

There are 6 known substitutes for 3439-00-490-9401: 6740-00-237-8676, 4440-00-691-1292, 5961-00-969-9433 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SD1?

Key specifications for SD1: Thermostatic Control: NOT INCLUDED; Design Type: CAGE; Tip Cleaner Cup: NOT INCLUDED. 3 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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