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Technical Data Sheet
PartsTable / MRO / SD389
SD389 ✓ 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 SD389 is a the manufacturer industrial component. Key specifications include point_height: 0.250 INCHES NOMINAL IN, thread_class: 2B, overall_width: 0.500 INCHES NOMINAL IN, overall_length: 1.500 INCHES NOMINAL IN, point_diameter: 0.375 INCHES NOMINAL IN, mounting_method: THREADED HOLE(S). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-042-4706, 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→ SD389
NSN: 5999-00-042-4706
FSC: 5999
CAGE: 05415 — LINDE LIFT TRUCK CORP. (USA)
SPECIFICATIONS
point_height0.250 INCHES NOMINAL IN
thread_class2B
overall_width0.500 INCHES NOMINAL IN
overall_length1.500 INCHES NOMINAL IN
point_diameter0.375 INCHES NOMINAL IN
mounting_methodTHREADED HOLE(S)
style_designatorFLAT LEAF CONTACT W/ ROUND FLATTED FIXED POINT
thread_directionRIGHT-HAND
nominal_thread_size0.190 INCHES IN
current_rating_in_amps70.0
voltage_rating_in_volts18.0 DC
thread_quantity_per_inch32
NSN5999-00-042-4706
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 SD389 MFR SD389
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
POINT DIAMETER: 0.375 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
POINT HEIGHT: 0.250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FLAT LEAF CONTACT W/ ROUND FLATTED FIXED POINT
•
TERMINAL TYPE AND QUANTITY: 1 THREADED HOLE TOP
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF
THREAD DIRECTIONRIGHT-HAND
POINT DIAMETER0.375 INCHES NOMINAL IN
THREAD CLASS2B
POINT HEIGHT0.250 INCHES NOMINAL IN
OVERALL LENGTH1.500 INCHES NOMINAL IN
STYLE DESIGNATORFLAT LEAF CONTACT W/ ROUND FLATTED FIXED POINT
TERMINAL TYPE AND QUANTITY1 THREADED HOLE TOP
MOUNTING METHODTHREADED HOLE(S)
THREAD QUANTITY PER INCH32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
451Upgraded Successor
successor cross-reference
successor
C21930-23Interchangeable
Same NIIN cross-reference
interchangeable
31050-034-51Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SD389?
SD389 is a SD389. It is classified as a MRO (MRO_GENERAL).
What parts can replace SD389?
There are 3 known substitutes for SD389: 451, C21930-23, 31050-034-51. Substitute compatibility should be verified for your specific system.
What is the NSN for SD389?
SD389 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-042-4706. 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