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Technical Data Sheet
PartsTable / MRO / 3420A
3420A ✓ 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 3420A is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, overall_width: 1.906 INCHES NOMINAL IN, overall_height: 0.750 INCHES NOMINAL IN, overall_length: 1.906 INCHES NOMINAL IN, surface_treatment: ANODIZE, unthreaded_mounting_hole_diameter: 0.313 INCHES NOMINAL ALL MOUNTING FACILITIES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-197-2288, 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→ 3420A
NSN: 5999-00-197-2288
FSC: 5999
CAGE: 98978 — CTS ELECTRONIC COMPONENTS (CALIFORNIA) INC DBA IERC DIV CTS ELECTRONIC COMPONENTS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
overall_width1.906 INCHES NOMINAL IN
overall_height0.750 INCHES NOMINAL IN
overall_length1.906 INCHES NOMINAL IN
surface_treatmentANODIZE
unthreaded_mounting_hole_diameter0.313 INCHES NOMINAL ALL MOUNTING FACILITIES IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES
material_document_and_classificationQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
NSN5999-00-197-2288
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 3420A MFR 3420A
KEY FEATURES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: ANODIZE
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.313 INCHES NOMINAL ALL MOUNTING FACILITIES IN
•
MATERIAL: ALUMINUM ALLOY 6061
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.906 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENTANODIZE
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S) ALL MOUNTING FACILITIES
UNTHREADED MOUNTING HOLE DIAMETER0.313 INCHES NOMINAL ALL MOUNTING FACILITIES IN
MATERIALALUMINUM ALLOY 6061
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE
OVERALL WIDTH1.906 INCHES NOMINAL IN
OVERALL HEIGHT0.750 INCHES NOMINAL IN
OVERALL LENGTH1.906 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3420-AInterchangeable
interchangeable cross-reference
interchangeable
4444Interchangeable
interchangeable cross-reference
interchangeable
EPSSInterchangeable
interchangeable cross-reference
interchangeable
4440Interchangeable
interchangeable cross-reference
interchangeable
MS15795-209Interchangeable
interchangeable cross-reference
interchangeable
9508Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3420A?
3420A is a 3420A. It is classified as a MRO (MRO_GENERAL).
What parts can replace 3420A?
There are 15 known substitutes for 3420A: 3420-A, 4444, EPSS and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3420A?
3420A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-197-2288. 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