PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4SSL3-4Junction Box

Egs Electrical Group Appleton Div · NSN 5975-00-280-9766 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-280-9766 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-280-9766. Primary manufacturer part number: 4SSL3-4.
Features
  • Junction Box — FSC 5975
  • Surface Treatment: ZINC BODY
  • Entrance Quantity: 8
  • Style Designator: RECTANGULAR-SPECIAL COVERED
  • Body Length: 4.000 INCHES NOMINAL IN
  • Body Width: 2.125 INCHES NOMINAL IN
  • Inside Depth: 2.125 INCHES NOMINAL IN
  • Material: STEEL BODY
Applications
  • Applications requiring Steel Body construction
General Description

The Junction Box, cataloged under National Stock Number 5975-00-280-9766, 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: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-280-9766
Primary Part Number4SSL3-4
Item NameJunction Box
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
Surface TreatmentZINC BODY
Entrance Quantity8
Style DesignatorRECTANGULAR-SPECIAL COVERED
Body Length4.000 INCHES NOMINAL IN
Body Width2.125 INCHES NOMINAL IN
Inside Depth2.125 INCHES NOMINAL IN
MaterialSTEEL BODY
Cover Mounting Hole Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-224-375551-10570 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3455-00-224-376351-10573 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
3455-00-224-376751-10574 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2530-00-385-6985F3647 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
6240-00-401-986812-09219-01 INTERCHANGEABLE
Lamp,incandescent
Compaq Federal Llc
5985-00-561-05698011415 INTERCHANGEABLE
Antenna Subassembly
Us Army Aviation and Missile Command
4820-00-723-859667-4 INTERCHANGEABLE
Valve,pressure Regu
Fisher Controls Co Inc
5950-00-904-1454722801-55 INTERCHANGEABLE
Transformer,power
Raytheon Company Div Rmd Strategic
5975-00-945-8661 INTERCHANGEABLE
Box Connector,electrical
5365-01-052-755367-4 INTERCHANGEABLE
Spacer,sleeve
Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems
Cross-Reference Index
Part NumberManufacturer
A-A-59214 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
4SSL3-4 PRIMARY Egs Electrical Group Appleton Div (USA)
W0821AAMEND3CLASSB2A Federal Specifications Promulgated by General Services Administration Washington DC (USA)
801141-5 Raytheon Company Dba Raytheon (USA)
674 Raco, a Division of Hubbell Incorporated(delaware) (USA)
58371 3-4 Abb Installation Products Inc (USA)
58371 3-4 Keystone Columbia Inc (USA)
Related Parts
3455-00-224-3755INTERCHANGEABLE
CUTTER,MILLING,END
51-10570
3455-00-224-3763INTERCHANGEABLE
CUTTER,MILLING,END
51-10573
3455-00-224-3767INTERCHANGEABLE
CUTTER,MILLING,END
51-10574
2530-00-385-6985INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
F3647
6240-00-401-9868INTERCHANGEABLE
LAMP,INCANDESCENT
12-09219-01
5985-00-561-0569INTERCHANGEABLE
ANTENNA SUBASSEMBLY
8011415
4820-00-723-8596INTERCHANGEABLE
VALVE,PRESSURE REGU
67-4
5950-00-904-1454INTERCHANGEABLE
TRANSFORMER,POWER
722801-55
5975-00-945-8661INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5365-01-052-7553INTERCHANGEABLE
SPACER,SLEEVE
67-4
6240-01-107-9795INTERCHANGEABLE
LAMP,INCANDESCENT
6240-01-130-1505INTERCHANGEABLE
LAMP,INCANDESCENT
674

Frequently Asked Questions

What is NSN 5975-00-280-9766?

NSN 5975-00-280-9766 is a Junction Box, manufactured by Egs Electrical Group Appleton Div, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-280-9766?

NSN 5975-00-280-9766 has 7 cross-referenced part numbers: A-A-59214 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 4SSL3-4 (Egs Electrical Group Appleton Div), W0821AAMEND3CLASSB2A (Federal Specifications Promulgated by General Services Administration Washington DC), 801141-5 (Raytheon Company Dba Raytheon), 674 (Raco, a Division of Hubbell Incorporated(delaware)) and 2 more.

What NSN replaces 5975-00-280-9766?

There are 12 known substitutes for 5975-00-280-9766: 3455-00-224-3755, 3455-00-224-3763, 3455-00-224-3767 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4SSL3-4?

Key specifications for 4SSL3-4: Surface Treatment: ZINC BODY; Entrance Quantity: 8; Style Designator: RECTANGULAR-SPECIAL COVERED; Body Length: 4.000 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-280-9766 still in active supply?

NSN 5975-00-280-9766 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.
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