PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31-4341Connector,receptacle,electrical

Amphenol Corporation Div Amphenol Rf · NSN 5935-00-173-4237 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-173-4237 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-173-4237. Primary manufacturer part number: 31-4341.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Specification/standard Data: 81349-MIL-C-39012/19 GOVERNMENT SPECIFICATION
  • Thread Class: 2A A
  • Precious Material and Location: CONTACT SURFACE GOLD
  • Connector Locking Method: BAYONET PIN
  • Shell Material: COPPER ALLOY
  • Connector Cable Strain Relief Method: COMPRESSION NUT
  • Thread Series Designator: UNEF
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-173-4237, 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 Amphenol Corporation Div Amphenol Rf. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, 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
NSN5935-00-173-4237
Primary Part Number31-4341
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerAmphenol Corporation Div Amphenol Rf
StatusACTIVE
Specification/standard Data81349-MIL-C-39012/19 GOVERNMENT SPECIFICATION
Thread Class2A A
Precious Material and LocationCONTACT SURFACE GOLD
Connector Locking MethodBAYONET PIN
Shell MaterialCOPPER ALLOY
Connector Cable Strain Relief MethodCOMPRESSION NUT
Thread Series DesignatorUNEF
Thread DirectionRIGHT-HAND
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Mating End Quantity1
Precious MaterialGOLD
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Distance From Mounting Shoulder to Front Face0.796 INCHES MINIMUM AND 0.843 INCHES MAXIMUM IN
Shell TypeSOLID
Test Data Document81349-MILC39012 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.).
Bushing Accommodation Hole ShapeROUND W/FLAT
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Environmental ProtectionMOISTURE RESISTANT AND SALT WATER RESISTANT AND VIBRATION RESISTANT
Threaded Device TypeMOUNTING BUSHING
Contact Position Arrangement StyleBNC SINGLE MATING END
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Overall Diameter0.800 INCHES MAXIMUM IN
Contact Surface Treatment Document and ClassificationMIL-G-45204,TY 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.500 INCHES IN
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and Weight0.005 GOLD GRAINS, TROY
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-147-7704 INTERCHANGEABLE
Connector,receptacle,electrical
5315-00-291-8514314341 INTERCHANGEABLE
Pin,straight,headless
Lockheed Martin Corporation Div Rms - Mitchel Field
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
31-4341 Amphenol Corporation Div Amphenol Rf (USA)
M39012-19-0006 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
M39012/19-0014 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
418788-14 Raytheon Company Dba Raytheon (USA)
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
Related Parts
5935-00-147-7704INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5315-00-291-8514INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
314341
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 5935-00-173-4237?

NSN 5935-00-173-4237 is a Connector,receptacle,electrical, manufactured by Amphenol Corporation Div Amphenol Rf, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-173-4237?

NSN 5935-00-173-4237 has 6 cross-referenced part numbers: 31-4341 (Amphenol Corporation Div Amphenol Rf), M39012-19-0006 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M39012/19-0014 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 418788-14 (Raytheon Company Dba Raytheon), MIL-PRF-39012/19 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.

What NSN replaces 5935-00-173-4237?

There are 12 known substitutes for 5935-00-173-4237: 5935-00-147-7704, 5315-00-291-8514, 5935-00-359-9169 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31-4341?

Key specifications for 31-4341: Specification/standard Data: 81349-MIL-C-39012/19 GOVERNMENT SPECIFICATION; Thread Class: 2A A; Precious Material and Location: CONTACT SURFACE GOLD; Connector Locking Method: BAYONET PIN. 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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