PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M39029/56-350Contact,electrical

Sae International Dba Sae International · NSN 5999-00-007-7903 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-007-7903 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-007-7903. Primary manufacturer part number: M39029/56-350.
Features
  • Contact,electrical — FSC 5999
  • Crimping Tool Identifying Number: M22520/2-01
  • Mounting Method: FORCE FIT
  • Style Designator: SOCKET CONTACT
  • Terminal Type and Quantity: 1 CRIMP AND SOLDER AXIALLY AT ONE END
  • Material: COPPER ALLOY CONTACT
  • Surface Treatment Document and Classification: MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
  • Test Data Document: 81349-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.).
Applications
  • Applications requiring Copper Alloy Contact construction
General Description

The Contact,electrical, cataloged under National Stock Number 5999-00-007-7903, 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 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-007-7903
Primary Part NumberM39029/56-350
Item NameContact,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Crimping Tool Identifying NumberM22520/2-01
Mounting MethodFORCE FIT
Style DesignatorSOCKET CONTACT
Terminal Type and Quantity1 CRIMP AND SOLDER AXIALLY AT ONE END
MaterialCOPPER ALLOY CONTACT
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
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.).
Precious Material and LocationEXTERNAL SURFACE GOLD
Identification Code ColorORANGE AND GREEN AND BLACK LOCATION NOT OTHERWISE SPECIFIED
Surface TreatmentGOLD BODY
Pin Accommodation Diameter0.036 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
Overall Diameter0.069 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
Surface TreatmentGOLD CONTACT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Precious MaterialGOLD
Cable Entrance Diameter0.034 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
Specification/standard Data81349-MIL-C-39029/56 GOVERNMENT SPECIFICATION
MaterialCOPPER ALLOY BODY
Pin Accommodation Length0.141 INCHES MINIMUM AND 0.157 INCHES MAXIMUM IN
Crimping Tool Identifying NumberM22520/2-01
Mounting MethodFORCE FIT
Style DesignatorSOCKET CONTACT
Terminal Type and Quantity1 CRIMP AND SOLDER AXIALLY AT ONE END
MaterialCOPPER ALLOY CONTACT
Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE BODY AND CONTACT
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.).
Precious Material and LocationEXTERNAL SURFACE GOLD
Identification Code ColorORANGE AND GREEN AND BLACK LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-01-106-7076
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZN
Weight0.0001 lbs
Cube0.0000 cu ft
Verified Substitutes 12
Contact,electrical
Contact,electrical
5999-00-152-9574M39029/56-351 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-00-320-7459M39029/56-348 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-00-378-0206 INTERCHANGEABLE
Contact,electrical
5999-01-034-0716 INTERCHANGEABLE
Contact,electrical
5999-01-200-7988M39029/56-349 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-01-347-7896M39029/56-358 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
5999-01-480-0749 INTERCHANGEABLE
Contact,electrical
5999-01-484-3313M39029/56-527 INTERCHANGEABLE
Contact,electrical
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
SAE-AS39029/56 Sae International Dba Sae International (USA)
10-407035-225 Amphenol Corp Div Amphenol Aerospace Operations (USA)
10196237 Nimikkeistokeskus Ncb Finland (FIN)
MS27490-22 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
TC22Y-13DJ5 Souriau Usa, Inc. Dba Souriau Usa Inc (USA)
M39029/56-350 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-39029/56 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
BIN-350 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
M39029/56-22-22 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39029/56-350 PRIMARY Sae International Dba Sae International (USA)
70041507 Bae Systems Marine Limited (GBR)
Related Parts
SUCCESSOR 5999-01-106-7076 Contact,electrical
5999-01-559-6138SUCCESSOR
CONTACT,ELECTRICAL
5999-00-152-9574INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-351
5999-00-320-7459INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-348
5999-00-378-0206INTERCHANGEABLE
CONTACT,ELECTRICAL
5999-01-034-0716INTERCHANGEABLE
CONTACT,ELECTRICAL
5999-01-200-7988INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-349
5999-01-347-7896INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-358
5999-01-480-0749INTERCHANGEABLE
CONTACT,ELECTRICAL
5999-01-484-3313INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-527
5999-01-487-3516INTERCHANGEABLE
CONTACT,ELECTRICAL
M39029/56-360
5999-01-487-3531INTERCHANGEABLE
CONTACT,ELECTRICAL

Frequently Asked Questions

What is NSN 5999-00-007-7903?

NSN 5999-00-007-7903 is a Contact,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-007-7903?

NSN 5999-00-007-7903 has 11 cross-referenced part numbers: SAE-AS39029/56 (Sae International Dba Sae International), 10-407035-225 (Amphenol Corp Div Amphenol Aerospace Operations), 10196237 (Nimikkeistokeskus Ncb Finland), MS27490-22 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), TC22Y-13DJ5 (Souriau Usa, Inc. Dba Souriau Usa Inc) and 6 more.

What NSN replaces 5999-00-007-7903?

There are 12 known substitutes for 5999-00-007-7903: 5999-01-106-7076, 5999-01-559-6138, 5999-00-152-9574 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M39029/56-350?

Key specifications for M39029/56-350: Crimping Tool Identifying Number: M22520/2-01; Mounting Method: FORCE FIT; Style Designator: SOCKET CONTACT; Terminal Type and Quantity: 1 CRIMP AND SOLDER AXIALLY AT ONE END. 30 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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