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239408 — CAPACITOR ASSEMBLY

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

239408: CAPACITOR ASSEMBLY.

The CAPACITOR ASSEMBLY is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, grip_length: 0.859 INCHES NOMINAL IN, head_height: 0.150 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN, thread_class: 2A A, grip_diameter: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-466-6435, 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→ 239408
NSN: 5306-01-466-6435
NIINs: 014666435, 016680086
FSC: 5306 — Bolts
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
grip_length0.859 INCHES NOMINAL IN
head_height0.150 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
thread_class2A A
grip_diameter0.250 INCHES NOMINAL IN
thread_length0.548 INCHES NOMINAL IN
fastener_length1.438 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.438 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
NSN5306-01-466-6435
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 239408 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 0.150 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.438 INCHES NOMINAL IN
•
THREAD LENGTH: 0.548 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: BW-278-M GRADE 8 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.859 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.150 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
FASTENER LENGTH1.438 INCHES NOMINAL IN
THREAD LENGTH0.548 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONBW-278-M GRADE 8 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.859 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.438 INCHES NOMINAL IN
GRIP DIAMETER0.250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 239408?
239408 is a CAPACITOR ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 239408?
239408 is cataloged in the U.S. Government catalog under NSN 5306-01-466-6435. This indicates validated use in U.S. government and defense supply chains.
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