DEF1H-MA — ONE SLOT FDDI DECHUB

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

DEF1H-MA: ONE SLOT FDDI DECHUB.

The ONE SLOT FDDI DECHUB is a the manufacturer 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 part is cataloged in the U.S.

Government catalog 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

MRO→ MRO_GENERAL→ DEF1H-MA

NSN: 5998-01-448-4913
FSC: 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware
CAGE: 15476 — COMPAQ FEDERAL LLC (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

OVERALL HEIGHT	17.500 INCHES NOMINAL IN
OVERALL WIDTH	1.750 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
PART NAME ASSIGNED BY CONTROLLING AGENCY	NETWORK HUB
END ITEM IDENTIFICATION	AN/FSQ-114 OC3F MOD

OTHER ITEMS IN FSC 5998 — Electrical and Electronic Assemblies, Boards, Cards, and Associated Hardware

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5998-00-000-0087 5998-00-000-0089 5998-00-000-0154 5998-00-000-0173 5998-00-000-0175 5998-00-000-0177 5998-00-001-1267 5998-00-001-1271

SUBSTITUTES & CROSS-REFERENCES 2

DEF1H-MBReference document

Same NSN cross-reference

Reference document — Secondary reference

DEF1H-AAReference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is DEF1H-MA?

DEF1H-MA is a ONE SLOT FDDI DECHUB. It is classified as a MRO (MRO_GENERAL).

What parts can replace DEF1H-MA?

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

What is the NSN for DEF1H-MA?

DEF1H-MA is cataloged in the U.S. Government catalog under NSN 5998-01-448-4913. This indicates validated use in U.S. government and defense supply chains.

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DEF1H-MA — ONE SLOT FDDI DECHUB

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