PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC83723-4Connector,receptacle,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-00-521-0938 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-521-0938 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-521-0938. Primary manufacturer part number: MILC83723-4.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.292 INCHES MINIMUM AND 1.302 INCHES MAXIMUM IN
  • Contact Maximum AC Voltage Rating in Volts: 500.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Included Contact Quantity: 41 SINGLE MATING END SINGLE CONTACT GROUPING
  • Test Data Document: 81349-MIL-C-83723 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.).
  • Insert Position in Deg: 126.0
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Specification/standard Data: 81349-MIL-C-83723/4 GOVERNMENT SPECIFICATION
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-521-0938, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5935-00-521-0938
Primary Part NumberMILC83723-4
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 Between Centerlines of Mounting Facilities Parallel to Body Width1.292 INCHES MINIMUM AND 1.302 INCHES MAXIMUM IN
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity41 SINGLE MATING END SINGLE CONTACT GROUPING
Test Data Document81349-MIL-C-83723 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.).
Insert Position in Deg126.0
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Specification/standard Data81349-MIL-C-83723/4 GOVERNMENT SPECIFICATION
Contact Surface Treatment Document and ClassificationMIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size1.188 INCHES IN
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Precious Material and LocationCONTACT SURFACES GOLD
Shell TypeSOLID
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionHUMIDITY RESISTANT AND PRESSURE PROOF AND SHOCK PROOF AND VIBRATION RESISTANT
Precious Material and Weight0.041 GOLD GRAINS, TROY
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Thread DirectionRIGHT-HAND
Center to Center Distance Between Mounting Facilities Parallel to Height1.292 INCHES MINIMUM AND 1.302 INCHES MAXIMUM IN
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Unthreaded Mounting Hole Diameter0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN
Threaded Device TypeBACK SHELL
Shell Material Document and ClassificationQQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE
Included Contact TypeROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement Style20-41 SINGLE MATING END
Thread Class2A A
Distance From Mounting Shoulder to Front Face0.556 INCHES MINIMUM AND 0.587 INCHES MAXIMUM IN
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-172-4825 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-488-3386 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-497-0862 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-521-0968 INTERCHANGEABLE
Connector,receptacle,electrical
5935-00-521-0969 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-114-5213 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-152-7006 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-169-4144 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-170-0003 INTERCHANGEABLE
Connector,receptacle,electrical
5935-01-170-0018 INTERCHANGEABLE
Connector,receptacle,electrical
Cross-Reference Index
Part NumberManufacturer
MILC83723-4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M83723/04R2041X Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-172-4825INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-488-3386INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-497-0862INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-521-0968INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-00-521-0969INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-114-5213INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-152-7006INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-169-4144INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-170-0003INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-170-0018INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-193-5597INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5935-01-360-2324INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-00-521-0938?

NSN 5935-00-521-0938 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 5935-00-521-0938?

NSN 5935-00-521-0938 has 2 cross-referenced part numbers: MILC83723-4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M83723/04R2041X (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-00-521-0938?

There are 12 known substitutes for 5935-00-521-0938: 5935-00-172-4825, 5935-00-488-3386, 5935-00-497-0862 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC83723-4?

Key specifications for MILC83723-4: Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 1.292 INCHES MINIMUM AND 1.302 INCHES MAXIMUM IN; Contact Maximum AC Voltage Rating in Volts: 500.0 SINGLE MATING END SINGLE CONTACT GROUPING; Included Contact Quantity: 41 SINGLE MATING END SINGLE CONTACT GROUPING; Test Data Document: 81349-MIL-C-83723 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.).. 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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