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PartsTable / COMPONENT / 128TYPE5SIZENMSTYLE35-5
128TYPE5SIZENMSTYLE35-5 ✓ 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 EXTENSION,JUNCTION BOX is a the manufacturer industrial component. Key specifications include material: STEEL BODY, inside_depth: 1.500 INCHES NOMINAL IN, style_designator: OCTAGONAL, surface_treatment: CADMIUM OR ZINC OVERALL, distance_across_flats: 3.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-557-2688, 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
128TYPE5SIZENMSTYLE35-5
NSN: 5975-00-557-2688
FSC: 5975
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL BODY
inside_depth1.500 INCHES NOMINAL IN
style_designatorOCTAGONAL
entrance_quantity4
surface_treatmentCADMIUM OR ZINC OVERALL
distance_across_flats3.500 INCHES NOMINAL IN
cover_mounting_hole_quantity2
NSN5975-00-557-2688
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available EXTENSION,JUNCTION BOX TITLE COMPONENT PN 128TYPE5SIZENMSTYLE35-5 MFR EXTENSION,JUNCTION BOX
KEY FEATURES
•
ENTRANCE QUANTITY: 4
•
MATERIAL: STEEL BODY
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
STYLE DESIGNATOR: OCTAGONAL
•
INSIDE DEPTH: 1.500 INCHES NOMINAL IN
•
COVER MOUNTING HOLE QUANTITY: 2
•
DISTANCE ACROSS FLATS: 3.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ENTRANCE QUANTITY4
MATERIALSTEEL BODY
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
STYLE DESIGNATOROCTAGONAL
INSIDE DEPTH1.500 INCHES NOMINAL IN
COVER MOUNTING HOLE QUANTITY2
DISTANCE ACROSS FLATS3.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
2904Interchangeable
interchangeable cross-reference
interchangeable
N12311JInterchangeable
interchangeable cross-reference
interchangeable
101048HInterchangeable
interchangeable cross-reference
interchangeable
FFH111-1212Interchangeable
interchangeable cross-reference
interchangeable
FF-H-111Interchangeable
interchangeable cross-reference
interchangeable
7669740Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 128TYPE5SIZENMSTYLE35-5?
128TYPE5SIZENMSTYLE35-5 is a EXTENSION,JUNCTION BOX.
What parts can replace 128TYPE5SIZENMSTYLE35-5?
There are 20 known substitutes for 128TYPE5SIZENMSTYLE35-5: 2904, N12311J, 101048H and 17 more. Substitute compatibility should be verified for your specific system.
Is 128TYPE5SIZENMSTYLE35-5 still available?
128TYPE5SIZENMSTYLE35-5 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