B1384-28 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

B1384-28: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: CERAMIC INSULATION SUPPORTING, shaft_type: ROUND SINGLE SHAFT, body_length: 6.250 INCHES NOMINAL IN, shaft_length: 0.469 INCHES NOMINAL SINGLE SHAFT IN, overall_width: 3.188 INCHES NOMINAL IN, inclosure_type: UNINCLOSED. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-667-7218, 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→ B1384-28

NSN: 5910-00-667-7218
FSC: 5910 — Capacitors
CAGE: 58880 — MEGGITT (NEW HAMPSHIRE), INC (USA)

SPECIFICATIONS

material	CERAMIC INSULATION SUPPORTING
shaft_type	ROUND SINGLE SHAFT
body_length	6.250 INCHES NOMINAL IN
shaft_length	0.469 INCHES NOMINAL SINGLE SHAFT IN
overall_width	3.188 INCHES NOMINAL IN
inclosure_type	UNINCLOSED
overall_height	1.875 INCHES NOMINAL IN
overall_length	6.719 INCHES NOMINAL IN
plate_quantity	108
shaft_diameter	0.250 INCHES NOMINAL SINGLE SHAFT IN
tuning_characteristic	STRAIGHT LINE FREQUENCY ALL SECTIONS
adjustment_device_rotation	180.0 DEGREES NOMINAL CLOCKWISE
NSN	5910-00-667-7218

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND SINGLE SHAFT

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)

•

NONDERATED VOLTAGE RATING AND TYPE: 750.0 AC PEAK ALL SECTIONS

•

SHAFT DIAMETER: 0.250 INCHES NOMINAL SINGLE SHAFT IN

•

INCLOSURE TYPE: UNINCLOSED

•

ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE

•

CAPACITANCE RANGE IN PICOFARADS: +12.4 TO 535.0 ALL SECTIONS

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
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)
OVERALL HEIGHT	1.875 INCHES NOMINAL IN
NONDERATED VOLTAGE RATING AND TYPE	750.0 AC PEAK ALL SECTIONS
SHAFT DIAMETER	0.250 INCHES NOMINAL SINGLE SHAFT IN
INCLOSURE TYPE	UNINCLOSED
ADJUSTMENT DEVICE ROTATION	180.0 DEGREES NOMINAL CLOCKWISE
CAPACITANCE RANGE IN PICOFARADS	+12.4 TO 535.0 ALL SECTIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.141 INCHES NOMINAL IN
INDIVIDUAL SECTION QUANTITY	4

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 2

50ML237PT12-5Reference document

Same NSN cross-reference

Reference document — Secondary reference

1809-4-60Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is B1384-28?

B1384-28 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace B1384-28?

There are 2 known substitutes for B1384-28: 50ML237PT12-5, 1809-4-60. Substitute compatibility should be verified for your specific system.

What is the NSN for B1384-28?

B1384-28 is cataloged in the U.S. Government catalog under NSN 5910-00-667-7218. This indicates validated use in U.S. government and defense supply chains.

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B1384-28 — CAPACITOR,VARIABLE,AIR DIELECTRI

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