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Technical Data Sheet
PartsTable / MRO / WU77121
WU77121 ✓ 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 WU77121 is a the manufacturer industrial component. Key specifications include material: STEEL BODY, jaw_opening: 0.500 INCHES NOMINAL IN, overall_width: 0.250 INCHES NOMINAL IN, overall_height: 0.688 INCHES NOMINAL IN, overall_length: 2.438 INCHES NOMINAL IN, style_designator: BATTERY CLIP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-621-3276, 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→ WU77121
NSN: 5999-00-621-3276
FSC: 5999
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL BODY
jaw_opening0.500 INCHES NOMINAL IN
overall_width0.250 INCHES NOMINAL IN
overall_height0.688 INCHES NOMINAL IN
overall_length2.438 INCHES NOMINAL IN
style_designatorBATTERY CLIP
surface_treatmentCADMIUM BODY
current_rating_in_amps20.0
terminal_type_and_quantity1 SCREW AXIALLY AT ONE END
NSN5999-00-621-3276
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 WU77121 MFR WU77121
KEY FEATURES
•
CURRENT RATING IN AMPS: 20.0
•
STYLE DESIGNATOR: BATTERY CLIP
•
TERMINAL TYPE AND QUANTITY: 1 SCREW AXIALLY AT ONE END
•
SURFACE TREATMENT: CADMIUM BODY
•
JAW OPENING: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING IN AMPS20.0
OVERALL WIDTH0.250 INCHES NOMINAL IN
STYLE DESIGNATORBATTERY CLIP
TERMINAL TYPE AND QUANTITY1 SCREW AXIALLY AT ONE END
SURFACE TREATMENTCADMIUM BODY
JAW OPENING0.500 INCHES NOMINAL IN
OVERALL HEIGHT0.688 INCHES NOMINAL IN
OVERALL LENGTH2.438 INCHES NOMINAL IN
MATERIALSTEEL BODY
CURRENT RATING IN AMPS20.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
27Upgraded Successor
successor cross-reference
successor
00260Upgraded Successor
successor cross-reference
successor
27-00260Upgraded Successor
successor cross-reference
successor
27AHT9045Interchangeable
interchangeable cross-reference
interchangeable
530-1-1Interchangeable
interchangeable cross-reference
interchangeable
05010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WU77121?
WU77121 is a WU77121. It is classified as a MRO (MRO_GENERAL).
What parts can replace WU77121?
There are 18 known substitutes for WU77121: 27, 00260, 27-00260 and 15 more. Substitute compatibility should be verified for your specific system.
Is WU77121 still available?
WU77121 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026