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PartsTable / COMPONENT / AA55543-P2AT1
AA55543-P2AT1 ✓ 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

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include tip_type: INTEGRAL, design_type: STRAIGHT, thread_size: 1/4-18, hang-up_hook: INCLUDED, operation_method: BUTTON UNDER, features_provided: THREADED INTERNAL COUPLING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4940-01-040-7193, 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
AA55543-P2AT1
NSN: 4940-01-040-7193
FSC: 4940
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
tip_typeINTEGRAL
design_typeSTRAIGHT
thread_size1/4-18
hang-up_hookINCLUDED
operation_methodBUTTON UNDER
features_providedTHREADED INTERNAL COUPLING
screw_thread_series_designatorNPT
NSN4940-01-040-7193
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN AA55543-P2AT1 MFR CAPACITOR,FIXED,ELECTR
KEY FEATURES
•
TIP TYPE: INTEGRAL
•
THREAD SIZE: 1/4-18
•
OPERATION METHOD: BUTTON UNDER
•
SCREW THREAD SERIES DESIGNATOR: NPT
•
DESIGN TYPE: STRAIGHT
•
FEATURES PROVIDED: THREADED INTERNAL COUPLING
•
HANG-UP HOOK: INCLUDED
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)
TIP TYPEINTEGRAL
THREAD SIZE1/4-18
OPERATION METHODBUTTON UNDER
SCREW THREAD SERIES DESIGNATORNPT
DESIGN TYPESTRAIGHT
FEATURES PROVIDEDTHREADED INTERNAL COUPLING
HANG-UP HOOKINCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
1315-C273Interchangeable
Cartridge,90 Millimeter
interchangeable
75-1-224Interchangeable
Cartridge,90 Millimeter
interchangeable
1315-445-0010Interchangeable
Cartridge,90 Millimeter
interchangeable
4768Interchangeable
interchangeable cross-reference
interchangeable
52-0152-03Interchangeable
interchangeable cross-reference
interchangeable
GGGG770AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA55543-P2AT1?
AA55543-P2AT1 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace AA55543-P2AT1?
There are 26 known substitutes for AA55543-P2AT1: 1315-C273, 75-1-224, 1315-445-0010 and 23 more. Substitute compatibility should be verified for your specific system.
Is AA55543-P2AT1 still available?
AA55543-P2AT1 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