HFA25B — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

HFA25B: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include shaft_type: ROUND SINGLE SHAFT, shaft_length: 0.375 INCHES NOMINAL SINGLE SHAFT IN, bushing_shape: ROUND, bushing_length: 0.500 INCHES NOMINAL IN, inclosure_type: UNINCLOSED, overall_length: 1.734 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-649-3315, 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→ HFA25B

NSN: 5910-00-649-3315
FSC: 5910 — Capacitors
CAGE: 56394 — PAX MFG CORP HAMMARLUND MFG CO DIV (USA)

SPECIFICATIONS

shaft_type	ROUND SINGLE SHAFT
shaft_length	0.375 INCHES NOMINAL SINGLE SHAFT IN
bushing_shape	ROUND
bushing_length	0.500 INCHES NOMINAL IN
inclosure_type	UNINCLOSED
overall_length	1.734 INCHES NOMINAL IN
shaft_diameter	0.187 INCHES NOMINAL SINGLE SHAFT IN
tuning_characteristic	STRAIGHT LINE CAPACITY SINGLE SECTION
adjustment_device_rotation	180.0 DEGREES NOMINAL CLOCKWISE
terminal_type_and_quantity	1 TAB, SOLDER LUG AND 2 SOLDER STUD
capacitance_range_in_picofarads	+5.0 TO 25.0 SINGLE SECTION
nonderated_voltage_rating_and_type	1200.0 AC PEAK SINGLE SECTION
NSN	5910-00-649-3315

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND SINGLE SHAFT

•

BUSHING SHAPE: ROUND

•

BUSHING LENGTH: 0.500 INCHES NOMINAL IN

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED BUSHING

•

NONDERATED VOLTAGE RATING AND TYPE: 1200.0 AC PEAK SINGLE SECTION

•

SHAFT DIAMETER: 0.187 INCHES NOMINAL SINGLE SHAFT IN

•

INCLOSURE TYPE: UNINCLOSED

•

ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE

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 TYPE	ROUND SINGLE SHAFT
BUSHING SHAPE	ROUND
BUSHING LENGTH	0.500 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING
NONDERATED VOLTAGE RATING AND TYPE	1200.0 AC PEAK SINGLE SECTION
SHAFT DIAMETER	0.187 INCHES NOMINAL SINGLE SHAFT IN
INCLOSURE TYPE	UNINCLOSED
ADJUSTMENT DEVICE ROTATION	180.0 DEGREES NOMINAL CLOCKWISE
CAPACITANCE RANGE IN PICOFARADS	+5.0 TO 25.0 SINGLE SECTION
OVERALL LENGTH	1.734 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5910 — Capacitors

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5910-00-000-1038 5910-00-000-1049 5910-00-000-1080 5910-00-000-6838 5910-00-001-1913 5910-00-001-2576 5910-00-001-2577 5910-00-001-2578

SUBSTITUTES & CROSS-REFERENCES 1

G603470-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is HFA25B?

HFA25B is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace HFA25B?

There is 1 known substitute for HFA25B: G603470-2. Substitute compatibility should be verified for your specific system.

What is the NSN for HFA25B?

HFA25B is cataloged in the U.S. Government catalog under NSN 5910-00-649-3315. This indicates validated use in U.S. government and defense supply chains.

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HFA25B — CAPACITOR,VARIABLE,AIR DIELECTRI

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