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Technical Data Sheet
PartsTable / MRO / 21251H
21251H ✓ 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 21251H is a the manufacturer industrial component. Key specifications include special_features: CAPACITOR 46,DIODE 6,MICROCIRCUIT 57,RESISTOR 66,TRANSISTOR 3,PRINTED WIRING BOARD 1. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-097-8505, 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→ 21251H
NSN: 5998-01-097-8505
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)
SPECIFICATIONS
special_featuresCAPACITOR 46,DIODE 6,MICROCIRCUIT 57,RESISTOR 66,TRANSISTOR 3,PRINTED WIRING BOARD 1
NSN5998-01-097-8505
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 21251H MFR 21251H
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCAPACITOR 46,DIODE 6,MICROCIRCUIT 57,RESISTOR 66,TRANSISTOR 3,PRINTED WIRING BOARD 1
SPECIAL FEATURESCAPACITOR 46,DIODE 6,MICROCIRCUIT 57,RESISTOR 66,TRANSISTOR 3,PRINTED WIRING BOARD 1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
21261Interchangeable
interchangeable cross-reference
interchangeable
8501460Interchangeable
interchangeable cross-reference
interchangeable
MILB857TYPE1STYLEBInterchangeable
interchangeable cross-reference
interchangeable
110633Interchangeable
interchangeable cross-reference
interchangeable
695862Interchangeable
interchangeable cross-reference
interchangeable
37VInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21251H?
21251H is a 21251H. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21251H?
There are 17 known substitutes for 21251H: 21261, 8501460, MILB857TYPE1STYLEB and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21251H?
21251H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-097-8505. 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