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Technical Data Sheet
PartsTable / MRO / 257818-75
257818-75 ✓ 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,FIXED,MICA DIELECTRIC. Key specifications include material: PLASTIC CASE, body_style: W/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES, body_width: 0.188 INCHES MAXIMUM IN, body_height: 0.219 INCHES MAXIMUM IN, body_length: 0.547 INCHES MAXIMUM IN, terminal_length: 1.125 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-984-5621, 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→ 257818-75
NSN: 5910-00-984-5621
FSC: 5910
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
body_width0.188 INCHES MAXIMUM IN
body_height0.219 INCHES MAXIMUM IN
body_length0.547 INCHES MAXIMUM IN
terminal_length1.125 INCHES MINIMUM IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
tolerance_range_per_section-0.50 TO 0.50 PERCENT SINGLE SECTION
schematic_diagram_designatorNO COMMON OR GROUNDED ELECTRODE(S)
NSN5910-00-984-5621
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 257818-75 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 300.0 DC SINGLE SECTION
•
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
•
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS: +0.0 TO 70.0 SINGLE SECTION
•
BODY HEIGHT: 0.219 INCHES MAXIMUM IN
•
CAPACITANCE VALUE PER SECTION: 167.000 PICOFARADS SINGLE SECTION
•
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
•
TEST DATA DOCUMENT: 37695-257818 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
•
TERMINAL LENGTH: 1.125 INCHES MINIMUM 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)
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION300.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS+0.0 TO 70.0 SINGLE SECTION
BODY HEIGHT0.219 INCHES MAXIMUM IN
CAPACITANCE VALUE PER SECTION167.000 PICOFARADS SINGLE SECTION
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 125.0 CELSIUS MAXIMUM DEGC
TEST DATA DOCUMENT37695-257818 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
TERMINAL LENGTH1.125 INCHES MINIMUM IN
BODY LENGTH0.547 INCHES MAXIMUM IN
TOLERANCE RANGE PER SECTION-0.50 TO 0.50 PERCENT SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
235MR328P039Interchangeable
interchangeable cross-reference
interchangeable
C744583-428REV5Interchangeable
interchangeable cross-reference
interchangeable
CM1-5Interchangeable
interchangeable cross-reference
interchangeable
C737837-312Interchangeable
interchangeable cross-reference
interchangeable
235MR328P022Interchangeable
interchangeable cross-reference
interchangeable
TYPE22Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 257818-75?
257818-75 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 257818-75?
There are 18 known substitutes for 257818-75: 235MR328P039, C744583-428REV5, CM1-5 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 257818-75?
257818-75 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-984-5621. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026