PartsTable
Technical Data Sheet
21P206391-1 ✓ 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 body_style: BUTTON TYPE, W/O MTG TABS, body_length: 0.069 INCHES NOMINAL IN, body_diameter: 0.445 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC, terminal_type_and_quantity: 2 TAB, SOLDER LUG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-754-7143, 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 21P206391-1
NSN: 5910-00-754-7143
FSC: 5910
CAGE: 98738 — HERLEY CHICAGO DBA STEWART WARNER ELECTRONICS (USA)
SPECIFICATIONS
body_styleBUTTON TYPE, W/O MTG TABS
body_length0.069 INCHES NOMINAL IN
body_diameter0.445 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
nonderated_operating_temp-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity2 TAB, SOLDER LUG
tolerance_range_per_section-20.00 TO 20.00 PERCENT SINGLE SECTION
schematic_diagram_designatorFEEDTHROUGH
capacitance_value_per_section500.000 PICOFARADS SINGLE SECTION
nonderated_continuous_voltage_rating_and_type_per_section500.0 DC SINGLE SECTION
temp_coefficient_of_capacitance_range_per_section_in_ppm_per_deg_celsius-20.0 TO 100.0 SINGLE SECTION
NSN5910-00-754-7143
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN 21P206391-1 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
BODY DIAMETER: 0.445 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
BODY STYLE: BUTTON TYPE, W/O MTG TABS
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 500.0 DC SINGLE SECTION
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS: -20.0 TO 100.0 SINGLE SECTION
TOLERANCE RANGE PER SECTION: -20.00 TO 20.00 PERCENT SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATOR: FEEDTHROUGH
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 DIAMETER0.445 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
BODY STYLEBUTTON TYPE, W/O MTG TABS
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION500.0 DC SINGLE SECTION
TEMP COEFFICIENT OF CAPACITANCE RANGE PER SECTION IN PPM PER DEG CELSIUS-20.0 TO 100.0 SINGLE SECTION
TOLERANCE RANGE PER SECTION-20.00 TO 20.00 PERCENT SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATORFEEDTHROUGH
BODY LENGTH0.069 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
52511Interchangeable
interchangeable cross-reference
interchangeable
45547Interchangeable
interchangeable cross-reference
interchangeable
7035930Interchangeable
interchangeable cross-reference
interchangeable
M23Interchangeable
interchangeable cross-reference
interchangeable
0840200005Interchangeable
interchangeable cross-reference
interchangeable
84020Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21P206391-1?
21P206391-1 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21P206391-1?
There are 20 known substitutes for 21P206391-1: 52511, 45547, 7035930 and 17 more. Substitute compatibility should be verified for your specific system.
Is 21P206391-1 still available?
21P206391-1 is currently cancelled.
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