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7657 — CAPACITOR,VARIABLE,CERAMIC DIELE

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

7657: CAPACITOR,VARIABLE,CERAMIC DIELE.

CAPACITOR,VARIABLE,CERAMIC DIELE. Key specifications include duty_type: CONTINUOUS, overall_width: 1.7812 INCHES NOMINAL IN, overall_length: 5.0625 INCHES NOMINAL IN, special_features: END ITEM SOURCE:CAGE 03950, frequency_in_hertz: 50.0 MINIMUM OR 60.0 NOMINAL, end_item_identification: USED ON MAIN DIESEL GENERATOR CONTROLLER. This part is cataloged in the U.S.

Government catalog under NSN 2815-00-338-7956, 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→ 7657
NSN: 2815-00-338-7956
NIINs: 003387956, 008455957, 011293514, 011599299, 014614434
FSC: 2815 — Diesel Engines and Components
CAGE: 14541 — COOPER MACHINERY SERVICES LLC (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
coil_quantity1
overall_width1.7812 INCHES NOMINAL IN
overall_length5.0625 INCHES NOMINAL IN
special_featuresEND ITEM SOURCE:CAGE 03950
winding_quantity1
frequency_in_hertz50.0 MINIMUM OR 60.0 NOMINAL
end_item_identificationUSED ON MAIN DIESEL GENERATOR CONTROLLER
terminal_type_and_quantity1 CONNECTOR, PLUG CONTACTS
mounting_facility_type_and_quantity1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
nonpile-up_main_contact_arrangement1 POLE, DOUBLE THROW, DOUBLE BREAK/DOUBLE MAKE, PERMANENT JUMPER, ONE POSITION MOMENTARY
nominal_operating_current_rating_and_type120.0 AMPERES AC SINGLE WINDING
NSN2815-00-338-7956
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 7657 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
CHAMFER LENGTH: 0.125 INCHES NOMINAL IN
•
BOTTOM CHAMFER LENGTH: 0.125 INCHES NOMINAL IN
•
FLANGE THICKNESS: 1.506 INCHES NOMINAL IN
•
DESIGN TYPE: DRY
•
BODY OUTSIDE DIAMETER: 13.608 INCHES NOMINAL IN
•
TOP INTAKE PORT: NOT INCLUDED
•
STYLE DESIGNATOR: DRY, FLANGED, RELIEVED
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
CHAMFER LENGTH0.125 INCHES NOMINAL IN
BOTTOM CHAMFER LENGTH0.125 INCHES NOMINAL IN
FLANGE THICKNESS1.506 INCHES NOMINAL IN
DESIGN TYPEDRY
BODY OUTSIDE DIAMETER13.608 INCHES NOMINAL IN
TOP INTAKE PORTNOT INCLUDED
STYLE DESIGNATORDRY, FLANGED, RELIEVED
OVERALL LENGTH34.250 INCHES NOMINAL IN
TOP INSIDE CHAMFERINCLUDED
VALVE RECESSNOT INCLUDED
SUBSTITUTES & CROSS-REFERENCES 9
82514S4105-10185PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
82514S4105-57461H75EEF10098Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
82514S4105-10184H75EEF10098Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1112004Reference document
Same NSN cross-reference
Reference document — Secondary reference
82514S4105-10185H75EEF10098Reference document
Same NSN cross-reference
Reference document — Secondary reference
82514S4105-574515PC16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7657?
7657 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 7657?
There are 9 known substitutes for 7657: 82514S4105-10185PC8, 82514S4105-57461H75EEF10098, 82514S4105-10184H75EEF10098 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7657?
7657 is cataloged in the U.S. Government catalog under NSN 2815-00-338-7956. This indicates validated use in U.S. government and defense supply chains.
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