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Technical Data Sheet
PartsTable / MRO / 5123-20-021
5123-20-021 ✓ 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 5123-20-021 is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-270-1959, 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→ 5123-20-021
NSN: 5999-00-270-1959
FSC: 5999
CAGE: 94375 — LAX ELECTRONICS, INC. DBA AUTOMATIC CONNECTOR DIV AUTOMATIC CONNECTOR (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
NSN5999-00-270-1959
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 5123-20-021 MFR 5123-20-021
KEY FEATURES
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
C191-1Interchangeable
interchangeable cross-reference
interchangeable
M214AG40DInterchangeable
interchangeable cross-reference
interchangeable
126721Interchangeable
interchangeable cross-reference
interchangeable
553-63Interchangeable
interchangeable cross-reference
interchangeable
7010276-004Interchangeable
interchangeable cross-reference
interchangeable
G330043S21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5123-20-021?
5123-20-021 is a 5123-20-021. It is classified as a MRO (MRO_GENERAL).
What parts can replace 5123-20-021?
There are 11 known substitutes for 5123-20-021: C191-1, M214AG40D, 126721 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5123-20-021?
5123-20-021 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-270-1959. 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