PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M39029/80-438Contact,electrical

Sae International Dba Sae International · NSN 5999-01-172-4573 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-172-4573 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-172-4573. Primary manufacturer part number: M39029/80-438.
Features
  • Contact,electrical — FSC 5999
  • Overall Diameter: 0.123 INCHES NOMINAL IN
  • Pin Length: 0.206 INCHES NOMINAL IN
  • Mounting Method: FORCE FIT
  • Precious Material and Location: CONTACT SURFACE GOLD
  • Pin Accommodation Diameter: 0.073 INCHES NOMINAL IN
  • Style Designator: PIN CENTER CONTACT
  • Pin Diameter: 0.020 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Body and Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-01-172-4573, 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 Sae International Dba Sae International. Government technical data includes 28 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-172-4573
Primary Part NumberM39029/80-438
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Overall Diameter0.123 INCHES NOMINAL IN
Pin Length0.206 INCHES NOMINAL IN
Mounting MethodFORCE FIT
Precious Material and LocationCONTACT SURFACE GOLD
Pin Accommodation Diameter0.073 INCHES NOMINAL IN
Style DesignatorPIN CENTER CONTACT
Pin Diameter0.020 INCHES NOMINAL IN
Surface TreatmentGOLD CONTACT
Precious MaterialGOLD
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE CONTACT
Pin Accommodation Length0.273 INCHES NOMINAL IN
Test Data Document81349-MIL-C-39029 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
Cable Entrance Diameter0.070 INCHES MINIMUM IN
Precious Material and Weight0.005 GOLD GRAINS, TROY
Specification/standard Data81349-MIL-C-39029/80 GOVERNMENT SPECIFICATION
MaterialCOPPER ALLOY BODY AND CONTACT
Material Document and ClassificationMIL-C-39029 MIL SPEC SINGLE MATERIAL RESPONSE BODY AND CONTACT
Overall Diameter0.123 INCHES NOMINAL IN
Pin Length0.206 INCHES NOMINAL IN
Mounting MethodFORCE FIT
Precious Material and LocationCONTACT SURFACE GOLD
Pin Accommodation Diameter0.073 INCHES NOMINAL IN
Style DesignatorPIN CENTER CONTACT
Pin Diameter0.020 INCHES NOMINAL IN
Surface TreatmentGOLD CONTACT
Precious MaterialGOLD
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE CONTACT
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5999-01-134-9146 (21-33123-564)
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeZN
Weight0.0436 lbs
Cube0.0009 cu ft
Verified Substitutes 6
No Item Name Available
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
5999-01-178-8948M39029/80-439 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
MIL-C-39029 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39029/80-438 PRIMARY Sae International Dba Sae International (USA)
M39029/80-438 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
ASC1539309 Asc Pty Ltd (AUS)
SAE-AS39029/80 Sae International Dba Sae International (USA)
5337185 Naval Sea Systems Command (USA)
Related Parts
SUCCESSOR 5999-01-134-9146 Contact,electrical · 21-33123-564
5999-01-011-7751SUCCESSOR
NO ITEM NAME AVAILABLE
5999-01-472-2269SUCCESSOR
CONTACT,ELECTRICAL
5999-01-705-5318SUCCESSOR
CONTACT,ELECTRICAL
M39029/113-625
5999-01-705-7843SUCCESSOR
CONTACT,ELECTRICAL
M39029/113-628
5999-01-178-8948INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/80-439

Frequently Asked Questions

What is NSN 5999-01-172-4573?

NSN 5999-01-172-4573 is a Contact,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-01-172-4573?

NSN 5999-01-172-4573 has 6 cross-referenced part numbers: MIL-C-39029 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39029/80-438 (Sae International Dba Sae International), M39029/80-438 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ASC1539309 (Asc Pty Ltd), SAE-AS39029/80 (Sae International Dba Sae International) and 1 more.

What NSN replaces 5999-01-172-4573?

There are 6 known substitutes for 5999-01-172-4573: 5999-01-011-7751, 5999-01-134-9146, 5999-01-472-2269 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M39029/80-438?

Key specifications for M39029/80-438: Overall Length: 0.882 INCHES NOMINAL IN; Overall Diameter: 0.123 INCHES NOMINAL IN; Pin Length: 0.206 INCHES NOMINAL IN; Mounting Method: FORCE FIT. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5999-01-172-4573 still in active supply?

NSN 5999-01-172-4573 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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