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Technical Data Sheet
PartsTable / MRO / 251A751-1
251A751-1 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

The 251A751-1 is a the manufacturer industrial component. Key specifications include end_item_identification: ENROUTE COMMUNICATION GATEWAY (ECG), part_name_assigned_by_controlling_agency: RMUX INTERFACE MODULE (DAUGHTER CARD). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-509-9431, 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→ 251A751-1
NSN: 5998-01-509-9431
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 23892 — LOCKHEED MARTIN SERVICES, LLC (USA)
SPECIFICATIONS
end_item_identificationENROUTE COMMUNICATION GATEWAY (ECG)
part_name_assigned_by_controlling_agencyRMUX INTERFACE MODULE (DAUGHTER CARD)
NSN5998-01-509-9431
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN 251A751-1 MFR 251A751-1
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONENROUTE COMMUNICATION GATEWAY (ECG)
PART NAME ASSIGNED BY CONTROLLING AGENCYRMUX INTERFACE MODULE (DAUGHTER CARD)
END ITEM IDENTIFICATIONENROUTE COMMUNICATION GATEWAY (ECG)
PART NAME ASSIGNED BY CONTROLLING AGENCYRMUX INTERFACE MODULE (DAUGHTER CARD)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
100003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 251A751-1?
251A751-1 is a 251A751-1. It is classified as a MRO (MRO_GENERAL).
What parts can replace 251A751-1?
There is 1 known substitute for 251A751-1: 100003. Substitute compatibility should be verified for your specific system.
What is the NSN for 251A751-1?
251A751-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-509-9431. 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