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Technical Data Sheet
PartsTable / MRO / 557NP0
557NP0 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,VARIABLE,CERAMIC DIELE. Key specifications include body_style: ROTARY, body_width: 0.531 INCHES NOMINAL IN, body_height: 0.234 INCHES NOMINAL IN, body_length: 0.750 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED, adjustment_device_torque: 2.000 INCH-OUNCES MINIMUM AND 8.000 INCH-OUNCES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-864-5418, 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→ 557NP0
NSN: 5910-00-864-5418
FSC: 5910
CAGE: 72982 — ERIE SPECIALTY PRODUCTS INC (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.531 INCHES NOMINAL IN
body_height0.234 INCHES NOMINAL IN
body_length0.750 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
adjustment_device_torque2.000 INCH-OUNCES MINIMUM AND 8.000 INCH-OUNCES MAXIMUM IN
adjustment_device_rotation360.0 DEGREES NOMINAL CLOCKWISE AND 360.0 DEGREES NOMINAL COUNTERCLOCKWISE
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+5.0 TO 25.0 SINGLE SECTION
unthreaded_mounting_hole_diameter0.120 INCHES NOMINAL IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SLOTTED SCREW
NSN5910-00-864-5418
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 557NP0 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
BODY HEIGHT: 0.234 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S)
•
ADJUSTMENT DEVICE ROTATION: 360.0 DEGREES NOMINAL CLOCKWISE AND 360.0 DEGREES NOMINAL COUNTERCLOCKWISE
•
CAPACITANCE RANGE IN PICOFARADS: +5.0 TO 25.0 SINGLE SECTION
•
TEMP COEFFICIENT OF CAPACITANCE IN PPM PER DEG CELSIUS: 0.0 SINGLE SECTION
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH: 0.312 INCHES NOMINAL IN
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SLOTTED SCREW
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.120 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 (FLIS)
BODY HEIGHT0.234 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
ADJUSTMENT DEVICE ROTATION360.0 DEGREES NOMINAL CLOCKWISE AND 360.0 DEGREES NOMINAL COUNTERCLOCKWISE
CAPACITANCE RANGE IN PICOFARADS+5.0 TO 25.0 SINGLE SECTION
TEMP COEFFICIENT OF CAPACITANCE IN PPM PER DEG CELSIUS0.0 SINGLE SECTION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.312 INCHES NOMINAL IN
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SLOTTED SCREW
UNTHREADED MOUNTING HOLE DIAMETER0.120 INCHES NOMINAL IN
INCLOSURE TYPEENCAPSULATED
BODY STYLEROTARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
10787Interchangeable
interchangeable cross-reference
interchangeable
UP10787Interchangeable
interchangeable cross-reference
interchangeable
577R729H08Interchangeable
interchangeable cross-reference
interchangeable
CDD3525-08Interchangeable
interchangeable cross-reference
interchangeable
370-0040REVAInterchangeable
interchangeable cross-reference
interchangeable
921Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 557NP0?
557NP0 is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 557NP0?
There are 16 known substitutes for 557NP0: 10787, UP10787, 577R729H08 and 13 more. Substitute compatibility should be verified for your specific system.
Is 557NP0 still available?
557NP0 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