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48B253 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

48B253: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include body_style: PLATE-MESHING, shaft_type: ROUND SINGLE SHAFT, body_length: 0.859 INCHES NOMINAL IN, bushing_shape: ROUND, overall_width: 1.312 INCHES NOMINAL IN, bushing_length: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-252-0794, 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
MRO→ MRO_GENERAL→ 48B253
NSN: 5910-00-252-0794
FSC: 5910 — Capacitors
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
body_stylePLATE-MESHING
shaft_typeROUND SINGLE SHAFT
body_length0.859 INCHES NOMINAL IN
bushing_shapeROUND
overall_width1.312 INCHES NOMINAL IN
bushing_length0.406 INCHES NOMINAL IN
inclosure_typeUNINCLOSED
overall_height1.281 INCHES NOMINAL IN
overall_length1.766 INCHES NOMINAL IN
shaft_diameter0.250 INCHES NOMINAL SINGLE SHAFT IN
bushing_diameter0.312 INCHES NOMINAL IN
special_featuresCIRCUIT CURRENT IS AC AT PEAK
NSN5910-00-252-0794
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,VARIABLE,AIR DIELECTRI TITLE COMPONENT PN 48B253 MFR CAPACITOR,VARIABLE,AIR
KEY FEATURES
•
SHAFT TYPE: ROUND SINGLE SHAFT
•
BUSHING SHAPE: ROUND
•
BUSHING LENGTH: 0.406 INCHES NOMINAL IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED BUSHING
•
SHAFT DIAMETER: 0.250 INCHES NOMINAL SINGLE SHAFT IN
•
INCLOSURE TYPE: UNINCLOSED
•
BODY STYLE: PLATE-MESHING
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
SHAFT TYPEROUND SINGLE SHAFT
BUSHING SHAPEROUND
BUSHING LENGTH0.406 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
OVERALL HEIGHT1.281 INCHES NOMINAL IN
SHAFT DIAMETER0.250 INCHES NOMINAL SINGLE SHAFT IN
INCLOSURE TYPEUNINCLOSED
BODY STYLEPLATE-MESHING
CAPACITANCE RANGE IN PICOFARADS+3.2 TO 36.0 SINGLE SECTION
UNTHREADED MOUNTING HOLE DIAMETER0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
HF35Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 48B253?
48B253 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 48B253?
There is 1 known substitute for 48B253: HF35. Substitute compatibility should be verified for your specific system.
What is the NSN for 48B253?
48B253 is cataloged in the U.S. Government catalog under NSN 5910-00-252-0794. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.