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Technical Data Sheet
PartsTable / COMPONENT / 4CS1-2
4CS1-2 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The JUNCTION BOX is a the manufacturer industrial component. Key specifications include material: STEEL BODY, body_width: 2.125 INCHES NOMINAL IN, body_length: 4.000 INCHES NOMINAL IN, inside_depth: 1.875 INCHES NOMINAL IN, style_designator: RECTANGULAR-SPECIAL COVERED, entrance_quantity: 11. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-281-0090, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
4CS1-2
NSN: 5975-00-281-0090
FSC: 5975
CAGE: 03743 — EGS ELECTRICAL GROUP APPLETON DIV (USA)
SPECIFICATIONS
materialSTEEL BODY
body_width2.125 INCHES NOMINAL IN
body_length4.000 INCHES NOMINAL IN
inside_depth1.875 INCHES NOMINAL IN
style_designatorRECTANGULAR-SPECIAL COVERED
entrance_quantity11
surface_treatmentZINC OR CADMIUM BODY
cover_mounting_hole_quantity2
NSN5975-00-281-0090
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available JUNCTION BOX TITLE COMPONENT PN 4CS1-2 MFR JUNCTION BOX
KEY FEATURES
•
SURFACE TREATMENT: ZINC OR CADMIUM BODY
•
STYLE DESIGNATOR: RECTANGULAR-SPECIAL COVERED
•
MATERIAL: STEEL BODY
•
COVER MOUNTING HOLE QUANTITY: 2
•
INSIDE DEPTH: 1.875 INCHES NOMINAL IN
•
ENTRANCE QUANTITY: 11
•
BODY LENGTH: 4.000 INCHES NOMINAL IN
•
BODY WIDTH: 2.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTZINC OR CADMIUM BODY
STYLE DESIGNATORRECTANGULAR-SPECIAL COVERED
MATERIALSTEEL BODY
COVER MOUNTING HOLE QUANTITY2
INSIDE DEPTH1.875 INCHES NOMINAL IN
ENTRANCE QUANTITY11
BODY LENGTH4.000 INCHES NOMINAL IN
BODY WIDTH2.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 34
2615Interchangeable
interchangeable cross-reference
interchangeable
AA59214-4A4Interchangeable
interchangeable cross-reference
interchangeable
FED-STD-128Interchangeable
interchangeable cross-reference
interchangeable
A-A-59214Interchangeable
interchangeable cross-reference
interchangeable
24151 1-2Interchangeable
interchangeable cross-reference
interchangeable
2900Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4CS1-2?
4CS1-2 is a JUNCTION BOX.
What parts can replace 4CS1-2?
There are 34 known substitutes for 4CS1-2: 2615, AA59214-4A4, FED-STD-128 and 31 more. Substitute compatibility should be verified for your specific system.
Is 4CS1-2 still available?
4CS1-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026