PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

185578-1Connector,receptacle,electrical

Raytheon Company · NSN 5935-00-137-4524 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-137-4524 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-137-4524. Primary manufacturer part number: 185578-1.
Features
  • Connector,receptacle,electrical — FSC 5935
  • Overall Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
  • Thread Class: 2A A
  • Contact Surface Treatment: SILVER SINGLE MATING END SINGLE CONTACT GROUPING
  • Thread Series Designator: UNEF
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
  • Included Contact Quantity: 1 SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material and Location: BODY SURFACE GOLD AND CONTACT SURFACE SILVER
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-137-4524, 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 Raytheon Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-137-4524
Primary Part Number185578-1
Item NameConnector,receptacle,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerRaytheon Company
StatusACTIVE
Overall Diameter0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
Thread Class2A A
Contact Surface TreatmentSILVER SINGLE MATING END SINGLE CONTACT GROUPING
Thread Series DesignatorUNEF
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and LocationBODY SURFACE GOLD AND CONTACT SURFACE SILVER
Shell MaterialCOPPER ALLOY
Connector Locking MethodBAYONET PIN
Bushing Accommodation Hole ShapeROUND W/FLAT
Shell TypeSOLID
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement StyleNONSTD SINGLE MATING END
Nominal Thread Size0.500 INCHES IN
Precious MaterialGOLD AND SILVER
Terminal TypeSOLDER WELL SINGLE MATING END SINGLE CONTACT GROUPING
Thread Quantity Per Inch28
Insert MaterialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Length0.318 INCHES IN
Precious Material and Weight0.100 GOLD GRAINS, TROY AND 0.005 SILVER GRAINS, TROY
Shell Surface TreatmentGOLD AND COPPER
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Mounting Facility Thickness0.137 INCHES MAXIMUM IN
Mating End Quantity1
Distance From Mounting Shoulder to Front Face0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN
Body StyleSTRAIGHT SHAPE THREADED
Threaded Device TypeMOUNTING BUSHING
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-789-608210684234 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
5360-00-838-292648904 INTERCHANGEABLE
Spring,helical,compression
Triumph Engine Control Systems Llc
2915-01-481-802148907 INTERCHANGEABLE
Tip,nozzle,fuel
Collins Engine Nozzles, Inc
Cross-Reference Index
Part NumberManufacturer
4890-4 Drs Advanced Isr, Llc (USA)
31-4890-4 Amphenol Corporation Div Amphenol Rf (USA)
4890-7 Amphenol Corp Div Amphenol Aerospace Operations (USA)
185578-1 PRIMARY Raytheon Company (USA)
4890-4 Microwave Devices Inc (USA)
Related Parts
5935-00-789-6082INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
10684234
5360-00-838-2926INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
48904
2915-01-481-8021INTERCHANGEABLE
TIP,NOZZLE,FUEL
48907

Frequently Asked Questions

What is NSN 5935-00-137-4524?

NSN 5935-00-137-4524 is a Connector,receptacle,electrical, manufactured by Raytheon Company, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-137-4524?

NSN 5935-00-137-4524 has 5 cross-referenced part numbers: 4890-4 (Drs Advanced Isr, Llc), 31-4890-4 (Amphenol Corporation Div Amphenol Rf), 4890-7 (Amphenol Corp Div Amphenol Aerospace Operations), 185578-1 (Raytheon Company), 4890-4 (Microwave Devices Inc).

What NSN replaces 5935-00-137-4524?

There are 3 known substitutes for 5935-00-137-4524: 5935-00-789-6082, 5360-00-838-2926, 2915-01-481-8021. Verify interchangeability with system specifications before substitution.

What are the specifications of 185578-1?

Key specifications for 185578-1: Overall Diameter: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN; Thread Class: 2A A; Contact Surface Treatment: SILVER SINGLE MATING END SINGLE CONTACT GROUPING; Thread Series Designator: UNEF. 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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