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Technical Data Sheet
PartsTable / CIRCUIT CARD ASSEMBLY / 749976-B21
749976-B21 ✓ Verified by PartsTable
— · CABLE ASSEMBLY
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 749976-B21 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-657-5752, 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
749976-B21
NSN: 5998-01-657-5752
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 23892 — LOCKHEED MARTIN SERVICES, LLC (USA)
SPECIFICATIONS
Part Number749976-B21
NSN5998-01-657-5752
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 749976-B21 MFR 749976-B21
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
SPECIAL FEATURESCONTROL, STORAGE - HBA, SATA/SAS
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
SPECIAL FEATURESCONTROL, STORAGE - HBA, SATA/SAS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
749974-B21Interchangeable
HP Smart Array P440ar/2GB FBWC Array Controller
interchangeable
0888182935958Interchangeable
interchangeable cross-reference
interchangeable
726757-B21Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
749997-001Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
726759-001Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module
compatible
787841-B21Compatible
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module for DL380z G9
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
726757-B21SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module FIO
HPE
726759-001SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module FIO
HPE
749997-001SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module FIO
HPE
787841-B21SUBSTITUTE
HP SAS 12G H240ar 2-Port Int (SFF-8087) PCI-E-3.0x8 Module FIO
HPE
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FREQUENTLY ASKED QUESTIONS
What is 749976-B21?
749976-B21 is a 749976-B21.
What parts can replace 749976-B21?
There are 6 known substitutes for 749976-B21: 749974-B21, 0888182935958, 726757-B21 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 749976-B21?
749976-B21 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-657-5752. 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