PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8373Cover,junction Box

Egs Electrical Group Appleton Div · NSN 5975-00-281-0052 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-281-0052 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-281-0052. Primary manufacturer part number: 8373.
Features
  • Cover,junction Box — FSC 5975
  • Second Center to Center Distance Between Mounting Holes: 3.312 INCHES NOMINAL IN
  • Cover Attachment Method: SCREW
  • Distance From Center of Mounting Hole to Edge Along the Length: 0.344 INCHES NOMINAL IN
  • Material: STEEL COVER
  • Distance From Center of Mounting Hole to Edge Along the Width: 0.344 INCHES NOMINAL IN
  • Surface Treatment: ZINC OR CADMIUM COVER
  • Standard Wiring Device Quantity: 2
Applications
  • Applications requiring Steel Cover construction
General Description

The Cover,junction Box, cataloged under National Stock Number 5975-00-281-0052, 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 12 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
NSN5975-00-281-0052
Primary Part Number8373
Item NameCover,junction Box
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
Second Center to Center Distance Between Mounting Holes3.312 INCHES NOMINAL IN
Cover Attachment MethodSCREW
Distance From Center of Mounting Hole to Edge Along the Length0.344 INCHES NOMINAL IN
MaterialSTEEL COVER
Distance From Center of Mounting Hole to Edge Along the Width0.344 INCHES NOMINAL IN
Surface TreatmentZINC OR CADMIUM COVER
Standard Wiring Device Quantity2
Nondefinitive Spec/std Data8 TYPE AND 59 STYLE AND U SIZE
Mounting Hole Diameter0.188 INCHES NOMINAL IN
Cover TypeRAISED
Style DesignatorSQUARE-SIDE MOUNTED
First Center to Center Distance Between Mounting Holes3.312 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5975-00-153-6386 INTERCHANGEABLE
Junction Box
5975-00-153-6392 INTERCHANGEABLE
Junction Box
5975-00-153-6397 INTERCHANGEABLE
Junction Box
5975-00-153-6398 INTERCHANGEABLE
Junction Box
5975-00-153-677052C14 INTERCHANGEABLE
Cover,junction Box
Abb Installation Products Inc
5975-00-188-1153502B INTERCHANGEABLE
Cover,junction Box
Ni Industries Inc Bowers Mfg Co Div
5975-00-188-1158404 INTERCHANGEABLE
Cover,junction Box
Ni Industries Inc Bowers Mfg Co Div
5975-00-194-4997 INTERCHANGEABLE
Extension,junction Box
5975-00-194-4998 INTERCHANGEABLE
Extension,junction Box
5975-00-194-8847 INTERCHANGEABLE
Extension,junction Box
Cross-Reference Index
Part NumberManufacturer
N8498 Porter H K Co Inc Electrical Div Ambridge Works (USA)
8373 PRIMARY Egs Electrical Group Appleton Div (USA)
450 PRIMARY Ni Industries Inc Bowers Mfg Co Div (USA)
RS-1 PRIMARY Abb Installation Products Inc (USA)
805 Raco Products Co (USA)
FED-STD-128 Federal Standards Promulgated by General Services Administration Washington DC
W-J-800 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5975-00-153-6386INTERCHANGEABLE
JUNCTION BOX
5975-00-153-6392INTERCHANGEABLE
JUNCTION BOX
5975-00-153-6397INTERCHANGEABLE
JUNCTION BOX
5975-00-153-6398INTERCHANGEABLE
JUNCTION BOX
5975-00-153-6770INTERCHANGEABLE
COVER,JUNCTION BOX
52C14
5975-00-188-1153INTERCHANGEABLE
COVER,JUNCTION BOX
502B
5975-00-188-1158INTERCHANGEABLE
COVER,JUNCTION BOX
404
5975-00-194-4997INTERCHANGEABLE
EXTENSION,JUNCTION BOX
5975-00-194-4998INTERCHANGEABLE
EXTENSION,JUNCTION BOX
5975-00-194-8847INTERCHANGEABLE
EXTENSION,JUNCTION BOX
5975-00-194-8874INTERCHANGEABLE
JUNCTION BOX
4SPJD
5975-00-194-8878INTERCHANGEABLE
JUNCTION BOX

Frequently Asked Questions

What is NSN 5975-00-281-0052?

NSN 5975-00-281-0052 is a Cover,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 5975-00-281-0052?

NSN 5975-00-281-0052 has 7 cross-referenced part numbers: N8498 (Porter H K Co Inc Electrical Div Ambridge Works), 8373 (Egs Electrical Group Appleton Div), 450 (Ni Industries Inc Bowers Mfg Co Div), RS-1 (Abb Installation Products Inc), 805 (Raco Products Co) and 2 more.

What NSN replaces 5975-00-281-0052?

There are 12 known substitutes for 5975-00-281-0052: 5975-00-153-6386, 5975-00-153-6392, 5975-00-153-6397 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8373?

Key specifications for 8373: Second Center to Center Distance Between Mounting Holes: 3.312 INCHES NOMINAL IN; Overall Length: 4.000 INCHES NOMINAL IN; Cover Attachment Method: SCREW; Distance From Center of Mounting Hole to Edge Along the Length: 0.344 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-281-0052 still in active supply?

NSN 5975-00-281-0052 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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