PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

601-4105Contact,electrical

Nimikkeistokeskus Ncb Finland · NSN 5999-00-473-3551 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-473-3551 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-473-3551. Primary manufacturer part number: 601-4105.
Features
  • Contact,electrical — FSC 5999
  • Pin Length: 0.266 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
  • Surface Treatment: GOLD BODY AND CONTACT
  • Identification Code Color: ORANGE AND BLUE AND BLACK LOCATION NOT OTHERWISE SPECIFIED
  • Style Designator: PIN CONTACT
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Surface Treatment Document and Classification: MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
  • Material: COPPER ALLOY BODY
Applications
  • Applications requiring Copper Alloy Body construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-473-3551, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 42 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-473-3551
Primary Part Number601-4105
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNimikkeistokeskus Ncb Finland
StatusCANCELLED
Pin Length0.266 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
Surface TreatmentGOLD BODY AND CONTACT
Identification Code ColorORANGE AND BLUE AND BLACK LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorPIN CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
MaterialCOPPER ALLOY BODY
Test Data Document81343-AS39029/58 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Overall Diameter0.060 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN
MaterialCOPPER ALLOY CONTACT
Pin Diameter0.030 INCHES MINIMUM AND 0.305 INCHES MAXIMUM IN
Precious MaterialGOLD
Crimping Tool Identifying NumberM22520/2-01
Precious Material and LocationBODY AND CONTACT SURFACES GOLD
Specification/standard Data81343-AS39029/58 GOVERNMENT SPECIFICATION
Cable Entrance Diameter0.034 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
Pin Length0.266 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
Surface TreatmentGOLD BODY AND CONTACT
Identification Code ColorORANGE AND BLUE AND BLACK LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorPIN CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
MaterialCOPPER ALLOY BODY
Test Data Document81343-AS39029/58 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Terminal Type and Quantity1 CRIMP AXIALLY AT ONE END
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-00-320-7459 (M39029/56-348)
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZA
Weight0.0002 lbs
Cube0.0000 cu ft
Verified Substitutes 12
5999-00-320-7459M39029/56-348 SUCCESSOR
Contact,electrical
Sae International Dba Sae International
5999-01-134-914621-33123-564 SUCCESSOR
Contact,electrical
Amphenol Corp Div Amphenol Aerospace Operations
Contact,electrical
5999-01-705-5318M39029/113-625 SUCCESSOR
Contact,electrical
Sae International Dba Sae International
5999-01-705-7843M39029/113-628 SUCCESSOR
Contact,electrical
Sae International Dba Sae International
1560-00-194-95783958700-1 INTERCHANGEABLE
Latch,support Rod
The Boeing Company
5999-00-229-8446M39029/58-362 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-00-243-6500M39029/58-363 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-00-402-2545M39029/58-364 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-00-483-4610M39029/58-361 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
601-4105 Nimikkeistokeskus Ncb Finland (FIN)
AS39029/58 Sae International Dba Sae International (USA)
5034-2400-0220 IV-Electronic Klaus Vespermann Kg (DEU)
39587-001 Rockwell Collins Deutschland Gmbh Div Rockwell Collins International & Service Solutions (DEU)
418-100-2200P-02 Amphenol Corp Spectra-Strip/itd (USA)
204370-2 Te Connectivity Corporation (USA)
BS9522 F0039 Bsi Standards Limited (GBR)
875915-0001 Thales Usa, Inc. Div Air Mobility Solutions ("ams") (USA)
5M.4594.220.49 Hensoldt Sensors Gmbh Div Seps (DEU)
55077001 Technology Dynamics, Inc. (USA)
MS39029/58-360 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10-251415-725-22D Amphenol Corp Div Amphenol Aerospace Operations (USA)
315-2222-103 Tri-Star Electronics International, Inc. Dba Carlisle Interconnect Div Carlisle Interconnect Technologies (USA)
535340-1 Raytheon Company Dba Raytheon (USA)
030-2042-000 Itt Cannon Llc (USA)
W41256U6003K15 Hensoldt Sensors Gmbh (DEU)
000-8003-225 The Boeing Company Div Legacy Boeing Hb1 (USA)
5933125 Tadiran Ltd (ISR)
A03535 Mbda Uk Ltd (GBR)
38941-22 Te Connectivity Corporation Dba Tyco Electronics Corporation Div Deutsch Products (USA)
Related Parts
SUCCESSOR 5999-00-320-7459 Contact,electrical · M39029/56-348
5999-01-134-9146SUCCESSOR
CONTACT,ELECTRICAL
21-33123-564
5999-01-472-2269SUCCESSOR
CONTACT,ELECTRICAL
5999-01-705-5318SUCCESSOR
CONTACT,ELECTRICAL
M39029/113-625
5999-01-705-7843SUCCESSOR
CONTACT,ELECTRICAL
M39029/113-628
1560-00-194-9578INTERCHANGEABLE
LATCH,SUPPORT ROD
3958700-1
5999-00-229-8446INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/58-362
5999-00-243-6500INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/58-363
5999-00-402-2545INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/58-364
5999-00-483-4610INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/58-361
5935-00-998-9281INTERCHANGEABLE
POLARIZING KEY,ELECTRICAL CONNEC
10279494
5935-01-118-0332INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 5999-00-473-3551?

NSN 5999-00-473-3551 is a Contact,electrical, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-473-3551?

NSN 5999-00-473-3551 has 50 cross-referenced part numbers: 601-4105 (Nimikkeistokeskus Ncb Finland), AS39029/58 (Sae International Dba Sae International), 5034-2400-0220 (IV-Electronic Klaus Vespermann Kg), 39587-001 (Rockwell Collins Deutschland Gmbh Div Rockwell Collins International & Service Solutions), 418-100-2200P-02 (Amphenol Corp Spectra-Strip/itd) and 45 more.

What NSN replaces 5999-00-473-3551?

There are 12 known substitutes for 5999-00-473-3551: 5999-00-320-7459, 5999-01-134-9146, 5999-01-472-2269 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 601-4105?

Key specifications for 601-4105: Pin Length: 0.266 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN; Surface Treatment: GOLD BODY AND CONTACT; Identification Code Color: ORANGE AND BLUE AND BLACK LOCATION NOT OTHERWISE SPECIFIED; Style Designator: PIN CONTACT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-00-473-3551 still in active supply?

NSN 5999-00-473-3551 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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