PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M39012/71-0003Connector,receptacle,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-01-373-3059 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-373-3059 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-373-3059. Primary manufacturer part number: M39012/71-0003.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Connector Locking Method: FRICTION
  • Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
  • Nominal Thread Size: 0.190 INCHES IN
  • Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
  • Thread Series Designator: UNF
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Material: COPPER
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-373-3059, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-01-373-3059
Primary Part NumberM39012/71-0003
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Connector Locking MethodFRICTION
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.190 INCHES IN
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Thread Series DesignatorUNF
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Bushing Accommodation Hole ShapeROUND W/FLAT
Shell TypeSOLID
Insert MaterialPLASTIC FLUORINATED ETHYLENE PROPYLENE OR PLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END
Contact Position Arrangement StyleSMB SINGLE MATING END
Test Data Document81349-MIL-39017 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 Weight0.005 GOLD GRAINS, TROY AND 0.100 SILVER GRAINS, TROY
Specification/standard Data81349-MIL-C-39012 GOVERNMENT SPECIFICATION
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Mating End Quantity1
Mounting Facility Thickness0.023 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
Precious Material and LocationCONTACT SURFACES GOLD AND SHELL SURFACE SILVER
Shell Surface TreatmentSILVER AND COPPER
Thread DirectionRIGHT-HAND
Thread Class2A A
Overall Diameter0.320 INCHES MAXIMUM IN
Distance From Mounting Shoulder to Front Face0.400 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Threaded Device TypeMOUNTING BUSHING
Precious MaterialGOLD AND SILVER
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-01-022-5104 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-062-2452 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
M39012/71-0003 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-39012/71 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-C-39012 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-01-022-5104INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-062-2452INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-01-373-3059?

NSN 5935-01-373-3059 is a Connector,receptacle,electrical, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-01-373-3059?

NSN 5935-01-373-3059 has 3 cross-referenced part numbers: M39012/71-0003 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-39012/71 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-C-39012 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-01-373-3059?

There are 2 known substitutes for 5935-01-373-3059: 5935-01-022-5104, 5935-01-062-2452. Verify interchangeability with system specifications before substitution.

What are the specifications of M39012/71-0003?

Key specifications for M39012/71-0003: Overall Length: 0.630 INCHES MAXIMUM IN; Connector Locking Method: FRICTION; Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING; Nominal Thread Size: 0.190 INCHES IN. 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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