PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KA71-04-MD3Connector,receptacle,electrical

Winchester Interconnect Corporation · NSN 5935-00-337-6491 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-337-6491 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-337-6491. Primary manufacturer part number: KA71-04-MD3.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Threaded Device Type: MOUNTING BUSHING
  • Environmental Protection: SHOCK PROOF AND VIBRATION PROOF
  • Connector Cable Strain Relief Method: COMPRESSION NUT
  • Precious Material and Weight: 0.005 GOLD GRAINS, TROY
  • Contact Surface Treatment Document and Classification: MIL-G-45204,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material: GOLD
  • Thread Series Designator: UNEF
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-337-6491, 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 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-337-6491
Primary Part NumberKA71-04-MD3
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerWinchester Interconnect Corporation
StatusACTIVE
Threaded Device TypeMOUNTING BUSHING
Environmental ProtectionSHOCK PROOF AND VIBRATION PROOF
Connector Cable Strain Relief MethodCOMPRESSION NUT
Precious Material and Weight0.005 GOLD GRAINS, TROY
Contact Surface Treatment Document and ClassificationMIL-G-45204,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Precious MaterialGOLD
Thread Series DesignatorUNEF
Thread Quantity Per Inch32
Bushing Accommodation Hole ShapeROUND
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentGOLD SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeTAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Connector Locking MethodBAYONET PIN
Nominal Thread Size0.312 INCHES IN
Precious Material and LocationCONTACT SURFACE GOLD
Contact Position Arrangement StyleNONSTD SINGLE MATING END
Shell MaterialCOPPER ALLOY
Mating End Quantity1
Thread DirectionRIGHT-HAND
Body StyleSTRAIGHT SHAPE, EXTERNAL COUPLING
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6810-00-243-9328 INTERCHANGEABLE
Zinc Sulfate,heptahydrate
5365-00-305-5354503701-12 INTERCHANGEABLE
Shim,barrel Support
Hamilton Sundstrand Corporation Dba Collins Aerospace
5365-00-305-5373503701-9 INTERCHANGEABLE
Shim,barrel Support
Hamilton Sundstrand Corporation Dba Collins Aerospace
5970-00-350-48008880 INTERCHANGEABLE
Insulator,bushing
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5960-00-472-3489 INTERCHANGEABLE
Electron Tube
5962-01-150-7020 INTERCHANGEABLE
Chip,microcircuit
5360-01-177-80242P-8880 INTERCHANGEABLE
Spring
Star Manufacturing International Inc. Dba Star Manufacturing
7045-01-292-1313 INTERCHANGEABLE
Disk,flexible
Cross-Reference Index
Part NumberManufacturer
KA71-04-MD3 Winchester Interconnect Corporation (USA)
50370-1 American Business Alliance, Inc. Dba Omni Wave (USA)
TRU-4833 Winchester Interconnect Rf Corporation (USA)
8880 Winchester Interconnect Rf Corporation (USA)
Related Parts
6810-00-243-9328INTERCHANGEABLE
ZINC SULFATE,HEPTAHYDRATE
5365-00-305-5354INTERCHANGEABLE
SHIM,BARREL SUPPORT
503701-12
5365-00-305-5373INTERCHANGEABLE
SHIM,BARREL SUPPORT
503701-9
5970-00-350-4800INTERCHANGEABLE
INSULATOR,BUSHING
8880
5960-00-472-3489INTERCHANGEABLE
ELECTRON TUBE
5962-01-150-7020INTERCHANGEABLE
CHIP,MICROCIRCUIT
5360-01-177-8024INTERCHANGEABLE
SPRING
2P-8880
7045-01-292-1313INTERCHANGEABLE
DISK,FLEXIBLE

Frequently Asked Questions

What is NSN 5935-00-337-6491?

NSN 5935-00-337-6491 is a Connector,receptacle,electrical, manufactured by Winchester Interconnect Corporation, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-337-6491?

NSN 5935-00-337-6491 has 4 cross-referenced part numbers: KA71-04-MD3 (Winchester Interconnect Corporation), 50370-1 (American Business Alliance, Inc. Dba Omni Wave), TRU-4833 (Winchester Interconnect Rf Corporation), 8880 (Winchester Interconnect Rf Corporation).

What NSN replaces 5935-00-337-6491?

There are 8 known substitutes for 5935-00-337-6491: 6810-00-243-9328, 5365-00-305-5354, 5365-00-305-5373 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of KA71-04-MD3?

Key specifications for KA71-04-MD3: Threaded Device Type: MOUNTING BUSHING; Environmental Protection: SHOCK PROOF AND VIBRATION PROOF; Connector Cable Strain Relief Method: COMPRESSION NUT; Precious Material and Weight: 0.005 GOLD GRAINS, TROY. 26 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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