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Technical Data Sheet
PartsTable / MRO / 503-27NP03-12UUF
503-27NP03-12UUF ✓ 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: 0.656 INCHES NOMINAL IN, body_height: 0.375 INCHES NOMINAL IN, body_length: 0.843 INCHES NOMINAL IN, inclosure_type: ENCAPSULATED, terminal_type_and_quantity: 2 TAB, SOLDER LUG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-087-3538, 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→ 503-27NP03-12UUF
NSN: 5910-00-087-3538
FSC: 5910
CAGE: 59660 — TUSONIX, LLC (USA)
SPECIFICATIONS
body_styleROTARY
body_width0.656 INCHES NOMINAL IN
body_height0.375 INCHES NOMINAL IN
body_length0.843 INCHES NOMINAL IN
inclosure_typeENCAPSULATED
terminal_type_and_quantity2 TAB, SOLDER LUG
capacitance_range_in_picofarads+3.0 TO 12.0 SINGLE SECTION
unthreaded_mounting_hole_diameter0.120 INCHES NOMINAL IN
nonderated_voltage_rating_and_type500.0 DC CONTINUOUS SINGLE SECTION
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S)
adjustment_device_drive_type_and_quantity1 SLOTTED SCREW
distance_between_centerlines_of_mounting_facilities_parallel_to_body_width0.437 INCHES NOMINAL IN
NSN5910-00-087-3538
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 503-27NP03-12UUF MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
•
BODY WIDTH: 0.656 INCHES NOMINAL IN
•
CAPACITANCE RANGE IN PICOFARADS: +3.0 TO 12.0 SINGLE SECTION
•
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
•
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SLOTTED SCREW
•
NONDERATED VOLTAGE RATING AND TYPE: 500.0 DC CONTINUOUS SINGLE SECTION
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH: 0.437 INCHES NOMINAL IN
•
BODY HEIGHT: 0.375 INCHES NOMINAL IN
•
INCLOSURE TYPE: ENCAPSULATED
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 WIDTH0.656 INCHES NOMINAL IN
CAPACITANCE RANGE IN PICOFARADS+3.0 TO 12.0 SINGLE SECTION
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY1 SLOTTED SCREW
NONDERATED VOLTAGE RATING AND TYPE500.0 DC CONTINUOUS SINGLE SECTION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.437 INCHES NOMINAL IN
BODY HEIGHT0.375 INCHES NOMINAL IN
INCLOSURE TYPEENCAPSULATED
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)
BODY STYLEROTARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
10157-1Interchangeable
interchangeable cross-reference
interchangeable
281007Interchangeable
interchangeable cross-reference
interchangeable
EM-C0038Interchangeable
interchangeable cross-reference
interchangeable
800102Interchangeable
interchangeable cross-reference
interchangeable
800100LInterchangeable
interchangeable cross-reference
interchangeable
MMM44SSLInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503-27NP03-12UUF?
503-27NP03-12UUF is a CAPACITOR,VARIABLE,CERAMIC DIELE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 503-27NP03-12UUF?
There are 20 known substitutes for 503-27NP03-12UUF: 10157-1, 281007, EM-C0038 and 17 more. Substitute compatibility should be verified for your specific system.
Is 503-27NP03-12UUF still available?
503-27NP03-12UUF 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