GM-18 — MICROPHONE,CAPACITOR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

GM-18: MICROPHONE,CAPACITOR.

The MICROPHONE,CAPACITOR is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include length: 18.000 INCHES NOMINAL IN, mounting_method: CONNECTOR, precious_material: GOLD, sound_pickup_directional_type: UNIDIRECTIONAL, precious_material_and_location: CONNECTOR SURFACES GOLD. This part is cataloged in the U.S.

Government catalog under NSN 2520-01-288-3701, 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

GM-18

NSN: 2520-01-288-3701
NIINs: 012883701, 015020641, 016070632
FSC: 2520 — Vehicular Power Transmission Components
CAGE: 51158 — BARNEY & WHITE AUTO PARTS INC (USA)

SPECIFICATIONS

length	18.000 INCHES NOMINAL IN
mounting_method	CONNECTOR
special_features	GOOSENECK MOUNTING; ELECTRET CONDENSER ELECMENT WITH SIDE AND REAR REJECTION OF GREATER THAN 6DB BETWEEN 100 HZ AND 10KHZ; GOLD PLATED AND THREADED JACK CONNECTOR KHz
precious_material	GOLD
sound_pickup_directional_type	UNIDIRECTIONAL
precious_material_and_location	CONNECTOR SURFACES GOLD
NSN	2520-01-288-3701

COMPONENT DIAGRAM

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

SUBSTITUTES & CROSS-REFERENCES 1

BU18Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is GM-18?

GM-18 is a MICROPHONE,CAPACITOR.

What parts can replace GM-18?

There is 1 known substitute for GM-18: BU18. Substitute compatibility should be verified for your specific system.

What is the NSN for GM-18?

GM-18 is cataloged in the U.S. Government catalog under NSN 2520-01-288-3701. This indicates validated use in U.S. government and defense supply chains.

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GM-18 — MICROPHONE,CAPACITOR

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