PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST50FBox Connector,electrical

Egs Electrical Group Appleton Div · NSN 5975-00-833-1776 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-833-1776 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-833-1776. Primary manufacturer part number: ST50F.
Features
  • Box Connector,electrical — FSC 5975
  • Surface Treatment: ZINC
  • Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END
  • Item Accommodated Trade Size: 0.500 INCHES FIRST END IN
  • End Type: GLAND NUT W/INTERNAL THREAD FIRST END
  • Material: STEEL
  • Style Designator: STRAIGHT
  • Hazardous Locations/environmental Protection: LIQUID TIGHT
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Steel construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-00-833-1776, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Egs Electrical Group Appleton Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN5975-00-833-1776
Primary Part NumberST50F
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusACTIVE
Surface TreatmentZINC
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
Item Accommodated Trade Size0.500 INCHES FIRST END IN
End TypeGLAND NUT W/INTERNAL THREAD FIRST END
MaterialSTEEL
Style DesignatorSTRAIGHT
Hazardous Locations/environmental ProtectionLIQUID TIGHT
End TypeEXTERNAL CONVOLUTIONS SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5970-00-134-05673402 INTERCHANGEABLE
Tape,insulation,electrical
Vector Electronics & Technology Inc
5935-00-189-1426385940-1 INTERCHANGEABLE
Connector,receptacle,electrical
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
4730-00-266-0533SAE J513 4-4 010102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5340-00-310-4871J5572-52 INTERCHANGEABLE
Mount,resilient,utility
Lord Corporation Dba Lord Corp
5930-00-488-476436869-4MLR1 INTERCHANGEABLE
Switch,rotary
Standard Gribsby Inc
5961-00-497-9134 INTERCHANGEABLE
Transistor
4820-00-529-56703402 INTERCHANGEABLE
Valve,check
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5975-00-578-3666 INTERCHANGEABLE
Box Connector,electrical
5220-00-672-40593402 INTERCHANGEABLE
Gage,flush Pin,plain Cylindrical
Eaton Aerospace, Llc Dba Jackson South
5940-00-874-903342100-2 INTERCHANGEABLE
Terminal,quick Disconnect
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
E-20-SS Atlas Technologies Inc (USA)
LT142 Efcor Inc
11B254119-1 Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center (USA)
5272 Abb Installation Products Inc (USA)
ST50F PRIMARY Egs Electrical Group Appleton Div (USA)
3402 PRIMARY Raco, a Division of Hubbell Incorporated(delaware) (USA)
4Q-50FM Egs Electric Co Llc (USA)
Related Parts
5970-00-134-0567INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
3402
5935-00-189-1426INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
385940-1
4730-00-266-0533INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J513 4-4 010102BA
5340-00-310-4871INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
J5572-52
5930-00-488-4764INTERCHANGEABLE
SWITCH,ROTARY
36869-4MLR1
5961-00-497-9134INTERCHANGEABLE
TRANSISTOR
4820-00-529-5670INTERCHANGEABLE
VALVE,CHECK
3402
5975-00-578-3666INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5220-00-672-4059INTERCHANGEABLE
GAGE,FLUSH PIN,PLAIN CYLINDRICAL
3402
5940-00-874-9033INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
42100-2
4220-00-905-5446INTERCHANGEABLE
WEIGHT,DIVERS
CL3-YL
5965-00-988-8769INTERCHANGEABLE
DRIVER,LOUDSPEAKER

Frequently Asked Questions

What is NSN 5975-00-833-1776?

NSN 5975-00-833-1776 is a Box Connector,electrical, manufactured by Egs Electrical Group Appleton Div, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-833-1776?

NSN 5975-00-833-1776 has 7 cross-referenced part numbers: E-20-SS (Atlas Technologies Inc), LT142 (Efcor Inc), 11B254119-1 (Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center), 5272 (Abb Installation Products Inc), ST50F (Egs Electrical Group Appleton Div) and 2 more.

What NSN replaces 5975-00-833-1776?

There are 12 known substitutes for 5975-00-833-1776: 5970-00-134-0567, 5935-00-189-1426, 4730-00-266-0533 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST50F?

Key specifications for ST50F: Surface Treatment: ZINC; Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END; Item Accommodated Trade Size: 0.500 INCHES FIRST END IN; End Type: GLAND NUT W/INTERNAL THREAD FIRST END. 9 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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