55581-1 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

55581-1: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, shaft_type: ROUND SINGLE SHAFT, hole_diameter: 0.300 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.870 INCHES NOMINAL IN, inclosure_type: UNINCLOSED, overall_length: 1.870 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-115-3363, 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→ 55581-1

NSN: 5910-00-115-3363
NIINs: 001153363, 007619718
FSC: 5910 — Capacitors
CAGE: 04655 — GENERAL DYNAMICS MISSION SYSTEMS, INC. (USA)

SPECIFICATIONS

material	ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
shaft_type	ROUND SINGLE SHAFT
hole_diameter	0.300 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width	1.870 INCHES NOMINAL IN
inclosure_type	UNINCLOSED
overall_length	1.870 INCHES NOMINAL IN
style_designator	NON-CIRCULAR
aperture_diameter	1.470 INCHES NOMINAL IN
bolt_hole_quantity	4
fsc_application_data	ACTUATORS,ELECTRO-MECHANICAL,LINEAR,AIRFRAME COMPONENTS
outside_corner_radius	0.250 INCHES NOMINAL IN
cross-sectional_thickness	0.003 INCHES NOMINAL IN
NSN	5910-00-115-3363

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND SINGLE SHAFT

•

MOUNTING FACILITY TYPE AND QUANTITY: 3 THREADED STUD(S)

•

INCLOSURE TYPE: UNINCLOSED

•

ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY: 1 SHAFT

•

TERMINAL TYPE AND QUANTITY: 2 TAB, SOLDER LUG

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	3 THREADED STUD(S)
INCLOSURE TYPE	UNINCLOSED
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY	1 SHAFT
TERMINAL TYPE AND QUANTITY	2 TAB, SOLDER LUG

SUBSTITUTES & CROSS-REFERENCES 1

S1153363Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 55581-1?

55581-1 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace 55581-1?

There is 1 known substitute for 55581-1: S1153363. Substitute compatibility should be verified for your specific system.

What is the NSN for 55581-1?

55581-1 is cataloged in the U.S. Government catalog under NSN 5910-00-115-3363. This indicates validated use in U.S. government and defense supply chains.

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55581-1 — CAPACITOR,VARIABLE,AIR DIELECTRI

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