DEF1H-MB — Technical Data Sheet

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HPE · IT_GENERAL · IT_UNCLASSIFIED

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 ONE SLOT FDDI DECHUB is a HPE industrial component. Key specifications include OVERALL WIDTH: 1.750 INCHES NOMINAL IN, OVERALL HEIGHT: 17.500 INCHES NOMINAL IN, END ITEM IDENTIFICATION: AN/FSQ-114 OC3F MOD, PART NAME ASSIGNED BY CONTROLLING AGENCY: NETWORK HUB. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-448-4913, 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

IT_GENERAL→ IT_UNCLASSIFIED→ DEF1H-MB

NSN: 5998-01-448-4913
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 1HQN9 — HP INC. DBA HP DIV HEWLETT PACKARD COMPANY (USA)

SPECIFICATIONS

OVERALL WIDTH	1.750 INCHES NOMINAL IN
OVERALL HEIGHT	17.500 INCHES NOMINAL IN
SPECIAL FEATURES	ITEM IS DECHUB ONE MS SINGLE-SLOTCHASSIS, INCLUDING 2 BLANK MODPMD PORTS FOR FDDI, AUI NETWORK CONNECTOR, POWER SUPPPLY, HUB SETUP PORT, AND OBM PORT
END ITEM IDENTIFICATION	AN/FSQ-114 OC3F MOD
PART NAME ASSIGNED BY CONTROLLING AGENCY	NETWORK HUB
NSN	5998-01-448-4913

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS (FLIS)

OVERALL WIDTH	1.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	NETWORK HUB
SPECIAL FEATURES	ITEM IS DECHUB ONE MS SINGLE-SLOTCHASSIS, INCLUDING 2 BLANK MODPMD PORTS FOR FDDI, AUI NETWORK CONNECTOR, POWER SUPPPLY, HUB SETUP PORT, AND OBM PORT
END ITEM IDENTIFICATION	AN/FSQ-114 OC3F MOD
OVERALL HEIGHT	17.500 INCHES NOMINAL IN
OVERALL WIDTH	1.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	NETWORK HUB
SPECIAL FEATURES	ITEM IS DECHUB ONE MS SINGLE-SLOTCHASSIS, INCLUDING 2 BLANK MODPMD PORTS FOR FDDI, AUI NETWORK CONNECTOR, POWER SUPPPLY, HUB SETUP PORT, AND OBM PORT
END ITEM IDENTIFICATION	AN/FSQ-114 OC3F MOD
OVERALL HEIGHT	17.500 INCHES NOMINAL IN

VERIFIED SUBSTITUTES & CROSS-REFERENCES 2

DEF1H-AAInterchangeable

Same NIIN cross-reference

interchangeable

DEF1H-MAInterchangeable

One Slot Fddi Dechub

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other

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FREQUENTLY ASKED QUESTIONS

What is DEF1H-MB?

DEF1H-MB is a ONE SLOT FDDI DECHUB manufactured by HPE. It is classified as a IT_GENERAL (IT_UNCLASSIFIED).

What parts can replace DEF1H-MB?

There are 2 known substitutes for DEF1H-MB: DEF1H-AA, DEF1H-MA. Substitute compatibility should be verified for your specific system.

What is the NSN for DEF1H-MB?

DEF1H-MB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-448-4913. This indicates validated use in U.S. government and defense supply chains.

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