393A — CAPACITOR,VARIABLE,GAS DIELECTRI

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

393A: CAPACITOR,VARIABLE,GAS DIELECTRI.

CAPACITOR,VARIABLE,GAS DIELECTRI. Key specifications include material: STEEL OVERALL, tube_type: THYRATRON, gear_ratio: 20.25 TO 1, power_rating: 200.0 WATTS AVERAGE, overall_width: 5.500 INCHES NOMINAL IN, overall_height: 6.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-188-8632, 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

393A

NSN: 5960-00-188-8632
NIINs: 001888632, 005397914, 009946809, 011414521
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	STEEL OVERALL
tube_type	THYRATRON
gear_ratio	20.25 TO 1
power_rating	200.0 WATTS AVERAGE
overall_width	5.500 INCHES NOMINAL IN
overall_height	6.500 INCHES NOMINAL IN
overall_length	19.600 INCHES NOMINAL IN
drive_end_shape	SQUARE SECOND END EXTERNAL
frequency_range	500.000 MEGAHERTZ MINIMUM AND 1000.000 MEGAHERTZ MAXIMUM
torque_capacity	3200.0 FOOT-POUNDS MAXIMUM FT
special_features	MFTR. CLASSIFICATION:MERCURY; ENVELOPE MATERIAL:GLASS
style_designator	GEARED
NSN	5960-00-188-8632

COMPONENT DIAGRAM

KEY FEATURES

•

TUBE TYPE: THYRATRON

•

NONDEFINITIVE SPEC/STD DATA: 393A TYPE A

•

ENVELOPE MEDIUM TYPE: GAS

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

TUBE TYPE	THYRATRON
NONDEFINITIVE SPEC/STD DATA	393A TYPE A
SPECIAL FEATURES	MFTR. CLASSIFICATION:MERCURY; ENVELOPE MATERIAL:GLASS
ENVELOPE MEDIUM TYPE	GAS

SUBSTITUTES & CROSS-REFERENCES 1

MIL-E-1Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 393A?

393A is a CAPACITOR,VARIABLE,GAS DIELECTRI.

What parts can replace 393A?

There is 1 known substitute for 393A: MIL-E-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 393A?

393A is cataloged in the U.S. Government catalog under NSN 5960-00-188-8632. This indicates validated use in U.S. government and defense supply chains.

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393A — CAPACITOR,VARIABLE,GAS DIELECTRI

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