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1228723 ✓ 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,MICA DIELECTR. Key specifications include body_width: 2.625 INCHES NOMINAL IN, body_height: 3.188 INCHES NOMINAL IN, body_length: 3.188 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_height: 3.813 INCHES NOMINAL IN, mounting_method: THREADED STUD(S) SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-7521, 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
1228723
NSN: 5950-00-647-7521
FSC: 5950
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_width2.625 INCHES NOMINAL IN
body_height3.188 INCHES NOMINAL IN
body_length3.188 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height3.813 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.164 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
NSN5950-00-647-7521
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,MICA DIELECTR TITLE COMPONENT PN 1228723 MFR CAPACITOR,VARIABLE,MIC
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
WINDING OPERATING VOLTAGE: 10.40 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
•
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
•
BODY LENGTH: 3.188 INCHES NOMINAL IN
•
INCLOSURE TYPE: HERMETICALLY SEALED
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 SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
RELIABILITY INDICATORNOT ESTABLISHED
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
WINDING OPERATING VOLTAGE10.40 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
THREAD QUANTITY PER INCH32 SINGLE GROUP
BODY LENGTH3.188 INCHES NOMINAL IN
INCLOSURE TYPEHERMETICALLY SEALED
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.812 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
0131-0007Interchangeable
interchangeable cross-reference
interchangeable
307MInterchangeable
interchangeable cross-reference
interchangeable
T2992Interchangeable
interchangeable cross-reference
interchangeable
V3212Interchangeable
interchangeable cross-reference
interchangeable
RDBSAInterchangeable
interchangeable cross-reference
interchangeable
0170008Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1228723?
1228723 is a CAPACITOR,VARIABLE,MICA DIELECTR.
What parts can replace 1228723?
There are 8 known substitutes for 1228723: 0131-0007, 307M, T2992 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1228723?
1228723 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-647-7521. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026