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Technical Data Sheet
PartsTable / MRO / 21054D
21054D ✓ 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 21054D is a the manufacturer industrial component. Key specifications include overall_width: 0.750 INCHES NOMINAL IN, overall_length: 3.030 INCHES NOMINAL IN, special_features: PLASTIC SHEET LAMINATE, COPPER CLAD PER MIL-P-13949; FINISH TIN LEAD PLATE OR REFLOW SOLDER 63/37. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-096-2728, 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→ 21054D
NSN: 5998-01-096-2728
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)
SPECIFICATIONS
overall_width0.750 INCHES NOMINAL IN
overall_length3.030 INCHES NOMINAL IN
special_featuresPLASTIC SHEET LAMINATE, COPPER CLAD PER MIL-P-13949; FINISH TIN LEAD PLATE OR REFLOW SOLDER 63/37
NSN5998-01-096-2728
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 21054D MFR 21054D
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPLASTIC SHEET LAMINATE, COPPER CLAD PER MIL-P-13949; FINISH TIN LEAD PLATE OR REFLOW SOLDER 63/37
OVERALL WIDTH0.750 INCHES NOMINAL IN
OVERALL LENGTH3.030 INCHES NOMINAL IN
SPECIAL FEATURESPLASTIC SHEET LAMINATE, COPPER CLAD PER MIL-P-13949; FINISH TIN LEAD PLATE OR REFLOW SOLDER 63/37
OVERALL WIDTH0.750 INCHES NOMINAL IN
OVERALL LENGTH3.030 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4FD0138Interchangeable
interchangeable cross-reference
interchangeable
4251668Interchangeable
interchangeable cross-reference
interchangeable
D72828Interchangeable
interchangeable cross-reference
interchangeable
052643Interchangeable
interchangeable cross-reference
interchangeable
1134-7Interchangeable
interchangeable cross-reference
interchangeable
12Z10023-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21054D?
21054D is a 21054D. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21054D?
There are 15 known substitutes for 21054D: 4FD0138, 4251668, D72828 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21054D?
21054D is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-096-2728. 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