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PartsTable / COMPONENT / 1816154-2
1816154-2 ✓ Verified by PartsTable
— · COMPONENT
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,CERAMIC DIELECTR. Key specifications include material: MICA OVERALL, overall_width: 1.088 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN, overall_height: 0.003 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN, overall_length: 1.650 INCHES MINIMUM AND 1.660 INCHES MAXIMUM IN, first_end_radius: 0.230 INCHES NOMINAL IN, style_designator: FLAT, DIAMOND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-043-2921, 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
1816154-2
NSN: 5970-00-043-2921
FSC: 5970
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialMICA OVERALL
overall_width1.088 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
overall_height0.003 INCHES MINIMUM AND 0.007 INCHES MAXIMUM IN
overall_length1.650 INCHES MINIMUM AND 1.660 INCHES MAXIMUM IN
first_end_radius0.230 INCHES NOMINAL IN
style_designatorFLAT, DIAMOND
unable_to_decodeUNABLE TO DECODE
first_side_radius0.546 INCHES NOMINAL IN
fifth_hole_spacing0.215 INCHES NOMINAL IN
first_hole_spacing0.230 INCHES NOMINAL IN
third_hole_spacing1.185 INCHES MINIMUM AND 1.195 INCHES MAXIMUM IN
first_hole_diameter0.161 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
NSN5970-00-043-2921
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,CERAMIC DIELECTR TITLE COMPONENT PN 1816154-2 MFR CAPACITOR,FIXED,CERAMI
KEY FEATURES
•
SECOND HOLE DIAMETER: 0.166 INCHES NOMINAL IN
•
FIFTH HOLE SPACING: 0.215 INCHES NOMINAL IN
•
FIRST END RADIUS: 0.234 INCHES NOMINAL IN
•
FOURTH HOLE SPACING: 0.430 INCHES NOMINAL IN
•
UNABLE TO DECODE: UNABLE TO DECODE
•
FIRST HOLE DIAMETER: 0.166 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)
SECOND HOLE DIAMETER0.166 INCHES NOMINAL IN
FIFTH HOLE SPACING0.215 INCHES NOMINAL IN
FIRST END RADIUS0.234 INCHES NOMINAL IN
OVERALL HEIGHT0.002 INCHES NOMINAL IN
OVERALL LENGTH1.655 INCHES NOMINAL IN
FOURTH HOLE SPACING0.430 INCHES NOMINAL IN
UNABLE TO DECODEUNABLE TO DECODE
FIRST HOLE DIAMETER0.166 INCHES NOMINAL IN
STYLE DESIGNATORFLAT, DIAMOND
FIRST HOLE SPACING0.234 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
449072-1Interchangeable
interchangeable cross-reference
interchangeable
426-017-9010Interchangeable
interchangeable cross-reference
interchangeable
426-9010Interchangeable
interchangeable cross-reference
interchangeable
495320Interchangeable
interchangeable cross-reference
interchangeable
1816154-2Interchangeable
interchangeable cross-reference
interchangeable
1816154-002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1816154-2?
1816154-2 is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace 1816154-2?
There are 21 known substitutes for 1816154-2: 449072-1, 426-017-9010, 426-9010 and 18 more. Substitute compatibility should be verified for your specific system.
Is 1816154-2 still available?
1816154-2 is currently cancelled.
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Last verified: July 2026