PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

MT3Tip,electric Soldering Iron

Apex Tool Group, Llc · NSN 3439-01-502-8522 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-502-8522 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-502-8522. Primary manufacturer part number: MT3.
Features
  • Tip,electric Soldering Iron — FSC 3439
  • Material: COPPER
  • Surface Treatment: NICKEL
  • 2 verified cross-references
  • Primary manufacturer: Apex Tool Group, Llc
Applications
  • Applications requiring Copper construction
General Description

The Tip,electric Soldering Iron, cataloged under National Stock Number 3439-01-502-8522, 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 2 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-502-8522
Primary Part NumberMT3
Item NameTip,electric Soldering Iron
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerApex Tool Group, Llc
StatusACTIVE
MaterialCOPPER
Surface TreatmentNICKEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1740-01-575-566247400 INTERCHANGEABLE
Tractor,wheeled,aircraft Towing
Tld Wollard Llc
Cross-Reference Index
Part NumberManufacturer
MT3 Apex Tool Group, Llc (USA)
MT3 Cooper Industries Inc Weller/cooper Tools Div (USA)
Related Parts
1740-01-575-5662INTERCHANGEABLE
TRACTOR,WHEELED,AIRCRAFT TOWING
47400

Frequently Asked Questions

What is NSN 3439-01-502-8522?

NSN 3439-01-502-8522 is a Tip,electric Soldering Iron, manufactured by Apex Tool Group, Llc, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-502-8522?

NSN 3439-01-502-8522 has 2 cross-referenced part numbers: MT3 (Apex Tool Group, Llc), MT3 (Cooper Industries Inc Weller/cooper Tools Div).

What NSN replaces 3439-01-502-8522?

There is 1 known substitute for 3439-01-502-8522: 1740-01-575-5662. Verify interchangeability with system specifications before substitution.

What are the specifications of MT3?

Key specifications for MT3: End Item Identification: SP23L(K) CHISEL; Material: COPPER; Surface Treatment: NICKEL; Special Features: REPLACEMENT TIP; 2 PER BAG; CHISEL; 0.125 IN. TIP SIZE IN. 4 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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