A31U12641-1 — CAPACITOR-RESISTOR

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

A31U12641-1: CAPACITOR-RESISTOR.

The CAPACITOR-RESISTOR 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 assembly_form: BOARD MOUNTED, overall_width: 0.450 INCHES MAXIMUM IN, overall_length: 0.850 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_type_and_quantity: 8 PIN, schematic_diagram_designator: 1 CAPACITOR, 3 RESISTORS. This part is cataloged in the U.S.

Government catalog under NSN 5915-01-374-4719, 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→ A31U12641-1

NSN: 5915-01-374-4719
FSC: 5915 — Filters and Networks
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

assembly_form	BOARD MOUNTED
overall_width	0.450 INCHES MAXIMUM IN
overall_length	0.850 INCHES MAXIMUM IN
mounting_method	TERMINAL
terminal_type_and_quantity	8 PIN
schematic_diagram_designator	1 CAPACITOR, 3 RESISTORS
capacitance_value_per_function	3.3 MICROFARADS CAPACITOR C1
electrical_resistance_per_function	3.9 MEGOHMS RESISTOR R1 AND 51.0 OHMS RESISTOR R2 AND 20.0 OHMS RESISTOR R3
dc_voltage_rating_per_function_in_volts	15.0 CAPACITOR C1
resistance_tolerance_per_function_in_percent	-5.0 TO 5.0 ALL RESISTORS
capacitance_tolerance_per_function_in_percent	-20.0 TO 20.0 CAPACITOR C1
resistor_power_dissipation_rating_per_function_in_watts	0.125 RESISTOR R1 AND 0.125 RESISTOR R2 AND 0.250 RESISTOR R3
NSN	5915-01-374-4719

COMPONENT DIAGRAM

KEY FEATURES

•

CAPACITANCE TOLERANCE PER FUNCTION IN PERCENT: -20.0 TO 20.0 CAPACITOR C1

•

RESISTOR POWER DISSIPATION RATING PER FUNCTION IN WATTS: 0.125 RESISTOR R1 AND 0.125 RESISTOR R2 AND 0.250 RESISTOR R3

•

RESISTANCE TOLERANCE PER FUNCTION IN PERCENT: -5.0 TO 5.0 ALL RESISTORS

•

ASSEMBLY FORM: BOARD MOUNTED

•

MOUNTING METHOD: TERMINAL

•

ELECTRICAL RESISTANCE PER FUNCTION: 3.9 MEGOHMS RESISTOR R1 AND 51.0 OHMS RESISTOR R2 AND 20.0 OHMS RESISTOR R3

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

CAPACITANCE TOLERANCE PER FUNCTION IN PERCENT	-20.0 TO 20.0 CAPACITOR C1
RESISTOR POWER DISSIPATION RATING PER FUNCTION IN WATTS	0.125 RESISTOR R1 AND 0.125 RESISTOR R2 AND 0.250 RESISTOR R3
RESISTANCE TOLERANCE PER FUNCTION IN PERCENT	-5.0 TO 5.0 ALL RESISTORS
ASSEMBLY FORM	BOARD MOUNTED
MOUNTING METHOD	TERMINAL
OVERALL LENGTH	0.850 INCHES MAXIMUM IN
OVERALL WIDTH	0.450 INCHES MAXIMUM IN
ELECTRICAL RESISTANCE PER FUNCTION	3.9 MEGOHMS RESISTOR R1 AND 51.0 OHMS RESISTOR R2 AND 20.0 OHMS RESISTOR R3
SCHEMATIC DIAGRAM DESIGNATOR	1 CAPACITOR, 3 RESISTORS
CAPACITANCE VALUE PER FUNCTION	3.3 MICROFARADS CAPACITOR C1

OTHER ITEMS IN FSC 5915 — Filters and Networks

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5915-00-000-0148 5915-00-001-1389 5915-00-001-1621 5915-00-001-2789 5915-00-001-2928 5915-00-001-2936 5915-00-001-3003 5915-00-001-3117

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 A31U12641-1?

A31U12641-1 is a CAPACITOR-RESISTOR. It is classified as a MRO (MRO_GENERAL).

What is the NSN for A31U12641-1?

A31U12641-1 is cataloged in the U.S. Government catalog under NSN 5915-01-374-4719. This indicates validated use in U.S. government and defense supply chains.

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A31U12641-1 — CAPACITOR-RESISTOR

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