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Technical Data Sheet
20A3553-2 ✓ 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,VARIABLE,CERAMIC DIELE. Key specifications include body_length: 0.453 INCHES MAXIMUM IN, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING, inclosure_type: FULLY INCLOSED, inductance_type: FIXED, mounting_method: THREADED HOLE(S) SINGLE GROUP, winding_quantity: 1 SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-006-0146, 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
20A3553-2
NSN: 5950-01-006-0146
FSC: 5950
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
body_length0.453 INCHES MAXIMUM IN
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
inclosure_typeFULLY INCLOSED
inductance_typeFIXED
mounting_methodTHREADED HOLE(S) SINGLE GROUP
winding_quantity1 SINGLE COMPONENT
inductance_rating1.50 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
nominal_thread_size0.138 INCHES SINGLE GROUP IN
body_outside_diameter0.875 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
mounting_facility_quantity1 SINGLE GROUP
NSN5950-01-006-0146
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN 20A3553-2 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
WINDING QUANTITY: 1 SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG
BODY OUTSIDE DIAMETER: 0.875 INCHES MAXIMUM IN
RELIABILITY INDICATOR: NOT ESTABLISHED
INDUCTANCE TYPE: FIXED
MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP
BODY LENGTH: 0.453 INCHES MAXIMUM IN
INCLOSURE TYPE: FULLY INCLOSED
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)
WINDING QUANTITY1 SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY2 TAB, SOLDER LUG
BODY OUTSIDE DIAMETER0.875 INCHES MAXIMUM IN
RELIABILITY INDICATORNOT ESTABLISHED
INDUCTANCE TYPEFIXED
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
BODY LENGTH0.453 INCHES MAXIMUM IN
INCLOSURE TYPEFULLY INCLOSED
MOUNTING FACILITY QUANTITY1 SINGLE GROUP
DC RESISTANCE RATING IN OHMS1.120 SINGLE COMPONENT SINGLE WINDING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
AB0G8028038Interchangeable
interchangeable cross-reference
interchangeable
28038Interchangeable
interchangeable cross-reference
interchangeable
A-A-1353Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-421Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-421 TY2ST2Interchangeable
interchangeable cross-reference
interchangeable
2893375-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20A3553-2?
20A3553-2 is a CAPACITOR,VARIABLE,CERAMIC DIELE.
What parts can replace 20A3553-2?
There are 12 known substitutes for 20A3553-2: AB0G8028038, 28038, A-A-1353 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20A3553-2?
20A3553-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-006-0146. This indicates validated use in U.S. government and defense supply chains.
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