PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST4538Box Connector,electrical

Egs Electrical Group Appleton Div · NSN 5975-00-224-5106 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-224-5106 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-224-5106. Primary manufacturer part number: ST4538.
Features
  • Box Connector,electrical — FSC 5975
  • End Type: GLAND NUT W/INTERNAL THREAD FIRST END
  • Style Designator: ANGLE
  • Surface Treatment: ZINC
  • End Type: EXTERNAL THREAD SECOND END
  • Conduit Type Accommodated: FLEXIBLE METALLIC FIRST END
  • Material: STEEL
  • Supplementary Features: END ITEM F-16 AIRCRAFT
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Steel construction
General Description

The Box Connector,electrical, cataloged under National Stock Number 5975-00-224-5106, 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 11 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-224-5106
Primary Part NumberST4538
Item NameBox Connector,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusACTIVE
End TypeGLAND NUT W/INTERNAL THREAD FIRST END
Style DesignatorANGLE
Surface TreatmentZINC
End TypeEXTERNAL THREAD SECOND END
Conduit Type AccommodatedFLEXIBLE METALLIC FIRST END
MaterialSTEEL
Supplementary FeaturesEND ITEM F-16 AIRCRAFT
Hazardous Locations/environmental ProtectionLIQUID TIGHT
Deflection Angle45.0 DEGREES
Furnished ItemsFERRULE AND LOCKNUT AND SLEEVE ASSEMBLY
Item Accommodated Trade Size0.375 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
2910-00-030-0730 INTERCHANGEABLE
Repair Kit,carburet
5935-00-199-0259 INTERCHANGEABLE
Plug,tip
5340-00-339-0312 INTERCHANGEABLE
Strap,retaining
4510-00-452-8793001338 INTERCHANGEABLE
Weight
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5915-00-501-2188817636 INTERCHANGEABLE
Filter,radio Frequency Interfere
Lockheed Martin Corporation Div Rms - Mitchel Field
5910-00-801-5603 INTERCHANGEABLE
Capacitor,variable,plastic Diele
5905-00-863-6320 INTERCHANGEABLE
Resistor,fixed,film
5325-01-020-8953 INTERCHANGEABLE
Ring,retaining
4720-01-168-9982 INTERCHANGEABLE
Hose Assembly,nonmetallic
4730-01-605-3603 INTERCHANGEABLE
Strainer,sediment
Cross-Reference Index
Part NumberManufacturer
ST4538 PRIMARY Egs Electrical Group Appleton Div (USA)
13-38 Efcor Inc
4Q438 Egs Electric Co Llc (USA)
LT-3845 Crouse-Hinds Co (USA)
LT-3845 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
Related Parts
2910-00-030-0730INTERCHANGEABLE
REPAIR KIT,CARBURET
5935-00-199-0259INTERCHANGEABLE
PLUG,TIP
5340-00-339-0312INTERCHANGEABLE
STRAP,RETAINING
4510-00-452-8793INTERCHANGEABLE
WEIGHT
001338
5915-00-501-2188INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
817636
5910-00-801-5603INTERCHANGEABLE
CAPACITOR,VARIABLE,PLASTIC DIELE
5905-00-863-6320INTERCHANGEABLE
RESISTOR,FIXED,FILM
5325-01-020-8953INTERCHANGEABLE
RING,RETAINING
4720-01-168-9982INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4730-01-605-3603INTERCHANGEABLE
STRAINER,SEDIMENT

Frequently Asked Questions

What is NSN 5975-00-224-5106?

NSN 5975-00-224-5106 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 5975-00-224-5106?

NSN 5975-00-224-5106 has 5 cross-referenced part numbers: ST4538 (Egs Electrical Group Appleton Div), 13-38 (Efcor Inc), 4Q438 (Egs Electric Co Llc), LT-3845 (Crouse-Hinds Co), LT-3845 (Midwest Electric Mfg Corp Sub of Crouse-Hinds Co).

What NSN replaces 5975-00-224-5106?

There are 10 known substitutes for 5975-00-224-5106: 2910-00-030-0730, 5935-00-199-0259, 5340-00-339-0312 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST4538?

Key specifications for ST4538: End Type: GLAND NUT W/INTERNAL THREAD FIRST END; Style Designator: ANGLE; Surface Treatment: ZINC; End Type: EXTERNAL THREAD SECOND END. 11 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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