PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M39012-19-0011Connector,receptacle,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-01-043-0668 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-01-043-0668 — this item is cataloged by the U.S. Government under National Stock Number 5935-01-043-0668. Primary manufacturer part number: M39012-19-0011.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Distance From Mounting Shoulder to Front Face: 0.796 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
  • Thread Series Designator: UNEF
  • Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
  • Connector Cable Strain Relief Method: COMPRESSION NUT
  • Precious Material and Location: CONTACT SURFACE GOLD
  • Terminal Type: SOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-043-0668, 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 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-01-043-0668
Primary Part NumberM39012-19-0011
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
Distance From Mounting Shoulder to Front Face0.796 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
Thread Series DesignatorUNEF
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethodCOMPRESSION NUT
Precious Material and LocationCONTACT SURFACE GOLD
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.005 GOLD GRAINS, TROY
Specification/standard Data81349-MIL-C-39012/19 GOVERNMENT SPECIFICATION
Connector Locking MethodBAYONET PIN
Contact Maximum Frequency Rating4000.0 MEGAHERTZ SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Test Data Document81349-MIL-C-39012 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.).
Contact Surface Treatment Document and ClassificationMIL-G-45204,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Bushing Accommodation Hole ShapeROUND W/FLAT
Precious MaterialGOLD
Thread Quantity Per Inch28
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement StyleBNC SINGLE MATING END
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Thread DirectionRIGHT-HAND
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Mating End Quantity1
Thread Class2A A
Mounting Facility Thickness0.045 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
Environmental ProtectionSHOCK PROOF AND VIBRATION RESISTANT
Overall Diameter0.800 INCHES MAXIMUM IN
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-147-7704 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-173-4237 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-359-9169 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-450-5137 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-459-8243 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-481-2009 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-608-7673 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-836-6522UG910CU INTERCHANGEABLE
Connector,receptacle,electrical
Joint Electronics Type Designation System
5935-00-850-8876 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-018-4570 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
M39012-19-0011 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-PRF-39012/19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC39012-19 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39012/19-0111 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-147-7704INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-173-4237INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-359-9169INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-450-5137INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-459-8243INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-481-2009INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-608-7673INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-836-6522INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
UG910CU
5935-00-850-8876INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-018-4570INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-043-0649INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-043-0650INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-01-043-0668?

NSN 5935-01-043-0668 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 5935-01-043-0668?

NSN 5935-01-043-0668 has 4 cross-referenced part numbers: M39012-19-0011 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-PRF-39012/19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC39012-19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39012/19-0111 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-01-043-0668?

There are 12 known substitutes for 5935-01-043-0668: 5935-00-147-7704, 5935-00-173-4237, 5935-00-359-9169 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M39012-19-0011?

Key specifications for M39012-19-0011: Distance From Mounting Shoulder to Front Face: 0.796 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN; Thread Series Designator: UNEF; Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING; Overall Length: 1.250 INCHES MAXIMUM 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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