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Technical Data Sheet
PartsTable / COMPONENT / 4028-839
4028-839 ✓ 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 INTERCONNECTING BOX is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 5.000 INCHES NOMINAL IN, overall_height: 4.063 INCHES NOMINAL IN, fsc_application_data: RADIO SET,COMMUNICATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-244-0706, 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
4028-839
NSN: 5975-00-244-0706
FSC: 5975
CAGE: 74082 — MONMOUTH INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL
overall_width5.000 INCHES NOMINAL IN
overall_height4.063 INCHES NOMINAL IN
fsc_application_dataRADIO SET,COMMUNICATION
NSN5975-00-244-0706
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INTERCONNECTING BOX TITLE COMPONENT PN 4028-839 MFR INTERCONNECTING BOX
KEY FEATURES
•
MATERIAL: STEEL
•
FSC APPLICATION DATA: RADIO SET,COMMUNICATION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
OVERALL WIDTH5.000 INCHES NOMINAL IN
SPECIAL FEATURESLGTH 5.500 IN.;TECH MANUAL NO.TM11-618;JETDS NAME-JUNCTION BOX/TYPR- J85/G;CONTROLLING AGENCY:JETDS;CABLE ASSY 2,CABLE GRIPS 2,PLUGS 2,RECEPTACLES 2,SWITCH 1;2 MTG CLIPS SPACED 3 IN. C TO C;SWITCH HAS LIMUNOUS TIP;INCLUDES 2 HANDLES;WATERTIGHT IN
FSC APPLICATION DATARADIO SET,COMMUNICATION
OVERALL HEIGHT4.063 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
22449Interchangeable
interchangeable cross-reference
interchangeable
JANJ641TYPEJJ085Interchangeable
interchangeable cross-reference
interchangeable
J85GInterchangeable
interchangeable cross-reference
interchangeable
JJ085Interchangeable
interchangeable cross-reference
interchangeable
9B8213Interchangeable
interchangeable cross-reference
interchangeable
H22-449Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4028-839?
4028-839 is a INTERCONNECTING BOX.
What parts can replace 4028-839?
There are 10 known substitutes for 4028-839: 22449, JANJ641TYPEJJ085, J85G and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4028-839?
4028-839 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-244-0706. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026