PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-5LDesoldering Braid

Illinois Tool Works Inc. Div Itw Chemtronics · NSN 3439-01-371-1588 · FSC 3439 · No Item Name Available
Verified by PartsTable
NSN 3439-01-371-1588 — this item is cataloged by the U.S. Government under National Stock Number 3439-01-371-1588. Primary manufacturer part number: 10-5L.
Features
  • Desoldering Braid — FSC 3439
  • General Characteristics Item Description: SD SPOOL SIZE,WIDTH 0.100 IN.,COLOR BLUE; USED IN DESOLDERING TOOL; BRAIDED IN A TEMPERATURE/HUMIDITY CONTROLLED ENVIRONMENT USING ONLY THE FINEST OXYGEN-FREE,OIL-FREE,HIGHLY CONDUCTIVE 42 GAUGE FINE WIRE; THE BRAIDING PATTERN IS A UNIQUELY DESIGNED GEOMETRIC WEAVE FOR MAXIMUM SPEED AND SOLDER HOLDING CAPACITY; ULTRASONICALLY APPLIED,PURE WHITE ROSIN FLUX IS LAMINATED ON TO THE ENTIRE BRAID TO PROTECT AGAINST OXIDATION AND TO PROMOTE SOLDERABILITY IN
  • 5 verified cross-references
  • Primary manufacturer: Illinois Tool Works Inc. Div Itw Chemtronics
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Desoldering Braid, cataloged under National Stock Number 3439-01-371-1588, is classified within Federal Supply Class 3439 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Illinois Tool Works Inc. Div Itw Chemtronics. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3439-01-371-1588
Primary Part Number10-5L
Item NameDesoldering Braid
FSC / FSG3439 / 34 — No Item Name Available
ManufacturerIllinois Tool Works Inc. Div Itw Chemtronics
StatusACTIVE
General Characteristics Item DescriptionSD SPOOL SIZE,WIDTH 0.100 IN.,COLOR BLUE; USED IN DESOLDERING TOOL; BRAIDED IN A TEMPERATURE/HUMIDITY CONTROLLED ENVIRONMENT USING ONLY THE FINEST OXYGEN-FREE,OIL-FREE,HIGHLY CONDUCTIVE 42 GAUGE FINE WIRE; THE BRAIDING PATTERN IS A UNIQUELY DESIGNED GEOMETRIC WEAVE FOR MAXIMUM SPEED AND SOLDER HOLDING CAPACITY; ULTRASONICALLY APPLIED,PURE WHITE ROSIN FLUX IS LAMINATED ON TO THE ENTIRE BRAID TO PROTECT AGAINST OXIDATION AND TO PROMOTE SOLDERABILITY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3439-00-372-3480BB-4 INTERCHANGEABLE
Desoldering Wick
Eis Inc Dba Com-Kyl,div of Eis
6850-00-893-2840105L INTERCHANGEABLE
Fingerprint Powder
Sirchie Acquisition Co Llc
4320-01-197-4097105L INTERCHANGEABLE
Valve,discharge,lower
Neptune Chemical Pump Co Div of R a Industries Inc
5411-01-602-3127105L INTERCHANGEABLE
Floor,portable Shelter
Networks Enterprises, Inc.
Cross-Reference Index
Part NumberManufacturer
237ST105 Techni-Tool, Inc. (USA)
WS78-5 Hexacon Electric Company (USA)
10-5L PRIMARY Illinois Tool Works Inc. Div Itw Chemtronics (USA)
10-5SD Illinois Tool Works Inc. Div Itw Chemtronics (USA)
728S0804 Techni-Tool, Inc. (USA)
Related Parts
3439-00-372-3480INTERCHANGEABLE
DESOLDERING WICK
BB-4
6850-00-893-2840INTERCHANGEABLE
FINGERPRINT POWDER
105L
4320-01-197-4097INTERCHANGEABLE
VALVE,DISCHARGE,LOWER
105L
5411-01-602-3127INTERCHANGEABLE
FLOOR,PORTABLE SHELTER
105L

Frequently Asked Questions

What is NSN 3439-01-371-1588?

NSN 3439-01-371-1588 is a Desoldering Braid, manufactured by Illinois Tool Works Inc. Div Itw Chemtronics, classified under FSC 3439 (No Item Name Available). Status: active.

What are the part numbers for NSN 3439-01-371-1588?

NSN 3439-01-371-1588 has 5 cross-referenced part numbers: 237ST105 (Techni-Tool, Inc.), WS78-5 (Hexacon Electric Company), 10-5L (Illinois Tool Works Inc. Div Itw Chemtronics), 10-5SD (Illinois Tool Works Inc. Div Itw Chemtronics), 728S0804 (Techni-Tool, Inc.).

What NSN replaces 3439-01-371-1588?

There are 4 known substitutes for 3439-01-371-1588: 3439-00-372-3480, 6850-00-893-2840, 4320-01-197-4097 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-5L?

Key specifications for 10-5L: General Characteristics Item Description: SD SPOOL SIZE,WIDTH 0.100 IN.,COLOR BLUE; USED IN DESOLDERING TOOL; BRAIDED IN A TEMPERATURE/HUMIDITY CONTROLLED ENVIRONMENT USING ONLY THE FINEST OXYGEN-FREE,OIL-FREE,HIGHLY CONDUCTIVE 42 GAUGE FINE WIRE; THE BRAIDING PATTERN IS A UNIQUELY DESIGNED GEOMETRIC WEAVE FOR MAXIMUM SPEED AND SOLDER HOLDING CAPACITY; ULTRASONICALLY APPLIED,PURE WHITE ROSIN FLUX IS LAMINATED ON TO THE ENTIRE BRAID TO PROTECT AGAINST OXIDATION AND TO PROMOTE SOLDERABILITY 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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