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501-687 — RETAINER,CAPACITOR

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

501-687: RETAINER,CAPACITOR.

The RETAINER,CAPACITOR 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 diameter: 0.720 INCHES NOMINAL IN, material: STEEL COMP 1050, overall_width: 0.593 INCHES NOMINAL IN, overall_height: 0.719 INCHES NOMINAL IN, overall_length: 0.312 INCHES NOMINAL IN, mounting_method: UNTHREADED HOLE(S). This part is cataloged in the U.S.

Government catalog under NSN 5999-00-549-8958, 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→ 501-687
NSN: 5999-00-549-8958
NIINs: 005498958, 006665805, 011848594
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 37942 — YOSEMITE INVESTMENT INC DBA NORTH AMERICAN CAPACITOR CO (USA)
SPECIFICATIONS
diameter0.720 INCHES NOMINAL IN
materialSTEEL COMP 1050
overall_width0.593 INCHES NOMINAL IN
overall_height0.719 INCHES NOMINAL IN
overall_length0.312 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
style_designatorROUND CLIP
surface_treatmentCADMIUM
end_item_identificationFA-4EB CYLINDER BORING MACHINE
mounting_facility_quantity1
hole_accommodation_diameter0.687 INCHES NOMINAL IN
mounting_facility_type_and_quantityUNABLE TO DECODE
NSN5999-00-549-8958
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 501-687 MFR RETAINER,CAPACITOR
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 1
•
HOLE ACCOMMODATION DIAMETER: 0.687 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
STYLE DESIGNATOR: FERRULE CLIP
•
MATERIAL: STEEL BODY
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
OVERALL HEIGHT0.719 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY1
HOLE ACCOMMODATION DIAMETER0.687 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED HOLE(S)
STYLE DESIGNATORFERRULE CLIP
OVERALL LENGTH1.375 INCHES NOMINAL IN
OVERALL WIDTH0.594 INCHES NOMINAL IN
MATERIALSTEEL BODY
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 501-687?
501-687 is a RETAINER,CAPACITOR. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 501-687?
501-687 is cataloged in the U.S. Government catalog under NSN 5999-00-549-8958. This indicates validated use in U.S. government and defense supply chains.
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