0121-0008 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

0121-0008: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include shaft_type: ROUND, SLOTTED SINGLE SHAFT, shaft_length: 0.343 INCHES NOMINAL SINGLE SHAFT IN, inclosure_type: UNINCLOSED, overall_length: 2.125 INCHES NOMINAL IN, tuning_characteristic: STRAIGHT LINE CAPACITY SINGLE SECTION, end_item_identification: TRIDENT EXTERIOR COMMUNICATIONS; SUBMARINE COMMUNICATIONS AND ANTENNA SYSTEMS. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-797-3837, 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→ 0121-0008

NSN: 5910-00-797-3837
FSC: 5910 — Capacitors
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)

SPECIFICATIONS

shaft_type	ROUND, SLOTTED SINGLE SHAFT
shaft_length	0.343 INCHES NOMINAL SINGLE SHAFT IN
inclosure_type	UNINCLOSED
overall_length	2.125 INCHES NOMINAL IN
tuning_characteristic	STRAIGHT LINE CAPACITY SINGLE SECTION
end_item_identification	TRIDENT EXTERIOR COMMUNICATIONS; SUBMARINE COMMUNICATIONS AND ANTENNA SYSTEMS
adjustment_device_rotation	180.0 DEGREES NOMINAL CLOCKWISE
terminal_type_and_quantity	1 TAB, SOLDER LUG
capacitance_range_in_picofarads	+7.5 TO 102.7 SINGLE SECTION
nonderated_voltage_rating_and_type	500.0 AC PEAK SINGLE SECTION
adjustment_device_drive_type_and_quantity	1 SHAFT
NSN	5910-00-797-3837

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: ROUND, SLOTTED SINGLE SHAFT

•

NONDERATED VOLTAGE RATING AND TYPE: 500.0 AC PEAK SINGLE SECTION

•

INCLOSURE TYPE: UNINCLOSED

•

ADJUSTMENT DEVICE ROTATION: 180.0 DEGREES NOMINAL CLOCKWISE

•

CAPACITANCE RANGE IN PICOFARADS: +7.5 TO 102.7 SINGLE SECTION

•

TUNING CHARACTERISTIC: STRAIGHT LINE CAPACITY SINGLE SECTION

•

SHAFT LENGTH: 0.343 INCHES NOMINAL SINGLE SHAFT IN

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, SLOTTED SINGLE SHAFT
NONDERATED VOLTAGE RATING AND TYPE	500.0 AC PEAK SINGLE SECTION
INCLOSURE TYPE	UNINCLOSED
ADJUSTMENT DEVICE ROTATION	180.0 DEGREES NOMINAL CLOCKWISE
CAPACITANCE RANGE IN PICOFARADS	+7.5 TO 102.7 SINGLE SECTION
OVERALL LENGTH	2.125 INCHES NOMINAL IN
TUNING CHARACTERISTIC	STRAIGHT LINE CAPACITY SINGLE SECTION
SHAFT LENGTH	0.343 INCHES NOMINAL SINGLE SHAFT IN
ADJUSTMENT DEVICE DRIVE TYPE AND QUANTITY	1 SHAFT
END ITEM IDENTIFICATION	TRIDENT EXTERIOR COMMUNICATIONS; SUBMARINE COMMUNICATIONS AND ANTENNA SYSTEMS

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

CT2B103LReference 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 0121-0008?

0121-0008 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).

What parts can replace 0121-0008?

There is 1 known substitute for 0121-0008: CT2B103L. Substitute compatibility should be verified for your specific system.

What is the NSN for 0121-0008?

0121-0008 is cataloged in the U.S. Government catalog under NSN 5910-00-797-3837. This indicates validated use in U.S. government and defense supply chains.

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0121-0008 — CAPACITOR,VARIABLE,AIR DIELECTRI

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