PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KA59-191Connector,plug,electrical

Winchester Interconnect Corporation · NSN 5935-00-400-4775 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-400-4775 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-400-4775. Primary manufacturer part number: KA59-191.
Features
  • Connector,plug,electrical — FSC 5935
  • Thread Class: 2B
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Connector Cable Strain Relief Method: COMPRESSION NUT
  • Thread Series Designator: UNEF
  • Contact Surface Treatment: GOLD SINGLE MATING END SINGLE CONTACT GROUPING
  • Test Data Document: 81349-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.).
  • Specification/standard Data: 81349-MIL-C-39012/26 GOVERNMENT SPECIFICATION
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-400-4775, 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 Winchester Interconnect Corporation. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5935-00-400-4775
Primary Part NumberKA59-191
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation
StatusCANCELLED
Thread Class2B
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethodCOMPRESSION NUT
Thread Series DesignatorUNEF
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
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.).
Specification/standard Data81349-MIL-C-39012/26 GOVERNMENT SPECIFICATION
Shell TypeSOLID
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity7 SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.438 INCHES IN
Precious Material and LocationCONTACT SURFACES GOLD
Precious Material and Weight0.105 GOLD GRAINS, TROY
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface TreatmentGOLD
Connector Locking MethodGEAR
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Precious MaterialGOLD
Contact Surface Treatment Document and ClassificationMIL-G-45204,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Thread DirectionRIGHT-HAND
Environmental ProtectionMOISTURE RESISTANT AND VIBRATION RESISTANT
Mating End Quantity1
Threaded Device TypeCOUPLING FACILITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5935-00-134-5342 INTERCHANGEABLE
Connector,plug,electrical
5935-00-136-6912 INTERCHANGEABLE
Connector,plug,electrical
5935-00-430-4107 INTERCHANGEABLE
Connector,plug,electrical
5935-00-496-9389 INTERCHANGEABLE
Connector,plug,electrical
5935-00-501-0958 INTERCHANGEABLE
Connector,plug,electrical
5935-01-026-9169 INTERCHANGEABLE
Connector,plug,electrical
5935-01-043-0626 INTERCHANGEABLE
Connector,plug,electrical
5935-01-043-0635 INTERCHANGEABLE
Connector,plug,electrical
5935-01-043-5841 INTERCHANGEABLE
Connector,plug,electrical
5935-01-045-3724 INTERCHANGEABLE
Connector,plug,electrical
Cross-Reference Index
Part NumberManufacturer
KA59-191 Winchester Interconnect Corporation (USA)
M39012-26-0001 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC39012-26 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5935-00-134-5342INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-136-6912INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-430-4107INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-496-9389INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-00-501-0958INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-026-9169INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-043-0626INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-043-0635INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-043-5841INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-045-3724INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-058-6486INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5935-01-085-1225INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 5935-00-400-4775?

NSN 5935-00-400-4775 is a Connector,plug,electrical, manufactured by Winchester Interconnect Corporation, classified under FSC 5935 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5935-00-400-4775?

NSN 5935-00-400-4775 has 3 cross-referenced part numbers: KA59-191 (Winchester Interconnect Corporation), M39012-26-0001 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC39012-26 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5935-00-400-4775?

There are 12 known substitutes for 5935-00-400-4775: 5935-00-134-5342, 5935-00-136-6912, 5935-00-430-4107 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KA59-191?

Key specifications for KA59-191: Thread Class: 2B; Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING; Connector Cable Strain Relief Method: COMPRESSION NUT; Thread Series Designator: UNEF. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5935-00-400-4775 still in active supply?

NSN 5935-00-400-4775 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com