PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILC38999Connector,receptacle,electrical

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5935-00-173-5033 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-173-5033 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-173-5033. Primary manufacturer part number: MILC38999.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Mounting Facility Thickness: 0.062 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
  • Mating End Quantity: 1
  • Connector Locking Method: BAYONET PIN
  • Thread Quantity Per Inch: 18
  • Contact Removability: REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Material: ALUMINUM ALLOY
  • Contact Position Arrangement Style: 22-2 SINGLE MATING END
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-173-5033, 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 5 commercial cross-references from 2 manufacturers, 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
NSN5935-00-173-5033
Primary Part NumberMILC38999
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
Mounting Facility Thickness0.062 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
Mating End Quantity1
Connector Locking MethodBAYONET PIN
Thread Quantity Per Inch18
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialALUMINUM ALLOY
Contact Position Arrangement Style22-2 SINGLE MATING END
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Overall Diameter2.265 INCHES NOMINAL IN
Shell Surface TreatmentCADMIUM
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Insert Position in Deg334.0
Thread Series DesignatorUNEF AND UNS
Nominal Thread Length0.219 INCHES IN
Contact Surface TreatmentGOLD AND SILVER SINGLE MATING END SINGLE CONTACT GROUPING
Distance From Mounting Shoulder to Front Face0.464 INCHES NOMINAL IN
Shell Surface Treatment Document and ClassificationQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE
Specification/standard Data96906-MS27474 GOVERNMENT STANDARD
Included Contact Quantity85 SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionMOISTURE PROOF AND SALT WATER RESISTANT AND VIBRATION PROOF
Nominal Thread Size1.312 INCHES AND 1.750 INCHES IN
Threaded Device TypeBACK SHELL AND MOUNTING BUSHING
Thread Class2A A
Precious Material and Weight0.085 GOLD GRAINS, TROY AND 0.085 SILVER GRAINS, TROY
Precious Material and LocationCONTACT SURFACES GOLD AND CONTACT SURFACES SILVER
Included Contact TypeROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5910-00-409-5347 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-01-545-4893 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Cross-Reference Index
Part NumberManufacturer
MILC38999 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-38999 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39003/01-2835 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS27474T22B2SB Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS27474T22A2SB Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5910-00-409-5347INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-01-545-4893INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC

Frequently Asked Questions

What is NSN 5935-00-173-5033?

NSN 5935-00-173-5033 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 5935-00-173-5033?

NSN 5935-00-173-5033 has 5 cross-referenced part numbers: MILC38999 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-38999 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39003/01-2835 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS27474T22B2SB (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS27474T22A2SB (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-00-173-5033?

There are 2 known substitutes for 5935-00-173-5033: 5910-00-409-5347, 5910-01-545-4893. Verify interchangeability with system specifications before substitution.

What are the specifications of MILC38999?

Key specifications for MILC38999: Mounting Facility Thickness: 0.062 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN; Mating End Quantity: 1; Connector Locking Method: BAYONET PIN; Thread Quantity Per Inch: 18. 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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