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Technical Data Sheet
C4344-220-1 ✓ 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_height: 0.500 INCHES MAXIMUM IN, thread_class: 2A ALL THREADED STUD A, terminal_type: TAB, SOLDER LUG, thread_length: 0.500 INCHES NOMINAL ALL THREADED STUD IN, overall_height: 1.220 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-925-0773, 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
C4344-220-1
NSN: 5930-00-925-0773
FSC: 5930
CAGE: 82647 — SENSATA TECHNOLOGIES, INC. DIV SENSATA ATTLEBORO (USA)
SPECIFICATIONS
body_height0.500 INCHES MAXIMUM IN
thread_class2A ALL THREADED STUD A
terminal_typeTAB, SOLDER LUG
thread_length0.500 INCHES NOMINAL ALL THREADED STUD IN
overall_height1.220 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter0.675 INCHES MAXIMUM IN
style_designatorDISC
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES ALL THREADED STUD IN
contact_adjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
contact_action_stimulusINCREASE
NSN5930-00-925-0773
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,CERAMIC DIELE TITLE COMPONENT PN C4344-220-1 MFR CAPACITOR,VARIABLE,CER
KEY FEATURES
THREAD LENGTH: 0.500 INCHES NOMINAL ALL THREADED STUD IN
THREAD SERIES DESIGNATOR: UNF ALL THREADED STUD
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TEMP SENSING ELEMENT TYPE: INTERNAL SENSOR
CONTACT VOLTAGE RATING IN VOLTS: 30.0 DC AT SEA LEVEL THIRD VOLTAGE
CONTACT ADJUSTABILITY: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
STYLE DESIGNATOR: DISC
THREAD QUANTITY PER INCH: 32 ALL THREADED STUD
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)
THREAD LENGTH0.500 INCHES NOMINAL ALL THREADED STUD IN
THREAD SERIES DESIGNATORUNF ALL THREADED STUD
FEATURES PROVIDEDHERMETICALLY SEALED CASE
TEMP SENSING ELEMENT TYPEINTERNAL SENSOR
CONTACT VOLTAGE RATING IN VOLTS30.0 DC AT SEA LEVEL THIRD VOLTAGE
CONTACT ADJUSTABILITYDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
STYLE DESIGNATORDISC
THREAD QUANTITY PER INCH32 ALL THREADED STUD
NOMINAL THREAD SIZE0.190 INCHES ALL THREADED STUD IN
THREAD CLASS2A ALL THREADED STUD A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
28021Interchangeable
interchangeable cross-reference
interchangeable
A899Interchangeable
interchangeable cross-reference
interchangeable
A966Interchangeable
interchangeable cross-reference
interchangeable
VT2119Interchangeable
interchangeable cross-reference
interchangeable
49417HAInterchangeable
interchangeable cross-reference
interchangeable
5298444Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C4344-220-1?
C4344-220-1 is a CAPACITOR,VARIABLE,CERAMIC DIELE.
What parts can replace C4344-220-1?
There are 11 known substitutes for C4344-220-1: 28021, A899, A966 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C4344-220-1?
C4344-220-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-925-0773. This indicates validated use in U.S. government and defense supply chains.
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