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66A7647 — FILLER CAP,BATTERY

✓ Government record, cited
DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY · COMPONENT
PRODUCT OVERVIEW

66A7647: FILLER CAP,BATTERY.

The FILLER CAP,BATTERY is a DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include MATERIAL: STEEL, BODY HEIGHT: 0.718 INCHES NOMINAL IN, BODY DIAMETER: 0.500 INCHES NOMINAL IN, SURFACE TREATMENT: PASSIVATE, FSC APPLICATION DATA: BATTERY,STORAGE, MOUNTING CONFIGURATION: MTS BY 1/4 /0.250/ IN. -28 MTG THD 0.187 IN.

LG IN. This part is cataloged in the U.S. Government catalog under NSN 6160-00-081-7825, 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
66A7647
NSN: 6160-00-081-7825
FSC: 6160 — Miscellaneous Battery Retaining Fixtures, Liners and Ancillary Items
CAGE: 07321 — DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY (USA)
SPECIFICATIONS
MATERIALSTEEL
BODY HEIGHT0.718 INCHES NOMINAL IN
BODY DIAMETER0.500 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
FSC APPLICATION DATABATTERY,STORAGE
MOUNTING CONFIGURATIONMTS BY 1/4 /0.250/ IN. -28 MTG THD 0.187 IN. LG IN
NSN6160-00-081-7825
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY FILLER CAP,BATTERY TITLE COMPONENT PN 66A7647 MFR DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY FILLER CAP,BATTERY
KEY FEATURES
•
BODY DIAMETER: 0.500 INCHES NOMINAL IN
•
FSC APPLICATION DATA: BATTERY,STORAGE
•
BODY HEIGHT: 0.718 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
MOUNTING CONFIGURATION: MTS BY 1/4 /0.250/ IN. -28 MTG THD 0.187 IN. LG IN
•
MATERIAL: STEEL
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
BODY DIAMETER0.500 INCHES NOMINAL IN
FSC APPLICATION DATABATTERY,STORAGE
BODY HEIGHT0.718 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
MOUNTING CONFIGURATIONMTS BY 1/4 /0.250/ IN. -28 MTG THD 0.187 IN. LG IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 1
15208-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 66A7647?
66A7647 is a FILLER CAP,BATTERY manufactured by DELMA CORPORATION DBA DAYTON MANUFACTURING COMPANY.
What parts can replace 66A7647?
There is 1 known substitute for 66A7647: 15208-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 66A7647?
66A7647 is cataloged in the U.S. Government catalog under NSN 6160-00-081-7825. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.