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Technical Data Sheet
74028 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 74028 is a the manufacturer industrial component. Key specifications include end_item_identification: HEATER,TRAILER MOUNTED HDU-13/M. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-309-7455, 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
MRO MRO_GENERAL 74028
NSN: 6625-00-309-7455
FSC: 6625
CAGE: 57057 — NAVCOM DEFENSE ELECTRONICS, INC. (USA)
SPECIFICATIONS
end_item_identificationHEATER,TRAILER MOUNTED HDU-13/M
NSN6625-00-309-7455
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 74028 TITLE COMPONENT PN 74028 MFR 74028
KEY FEATURES
MATERIAL: ALUMINUM ALLOY
FSC APPLICATION DATA: TEST SET,ELECTRONIC EQUIPMENT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALALUMINUM ALLOY
OVERALL LENGTH7.250 INCHES NOMINAL IN
OVERALL HEIGHT0.500 INCHES NOMINAL IN
FSC APPLICATION DATATEST SET,ELECTRONIC EQUIPMENT
OVERALL WIDTH6.813 INCHES NOMINAL IN
END ITEM IDENTIFICATIONFREQUENCY METER
MATERIALALUMINUM ALLOY
OVERALL LENGTH7.250 INCHES NOMINAL IN
OVERALL HEIGHT0.500 INCHES NOMINAL IN
FSC APPLICATION DATATEST SET,ELECTRONIC EQUIPMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
74028Interchangeable
interchangeable cross-reference
interchangeable
5544060Interchangeable
interchangeable cross-reference
interchangeable
55779-3Interchangeable
interchangeable cross-reference
interchangeable
D106-38Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74028?
74028 is a 74028. It is classified as a MRO (MRO_GENERAL).
What parts can replace 74028?
There are 4 known substitutes for 74028: 74028, 5544060, 55779-3 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74028?
74028 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-309-7455. This indicates validated use in U.S. government and defense supply chains.
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