68D10491 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

68D10491: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC 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 body_style: W/TWIST TAB MTG, TERMINAL(S) ON ONE END, body_length: 4.125 INCHES MAXIMUM IN, body_diameter: 1.046 INCHES MAXIMUM IN, terminal_length: 0.328 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED, electrical_polarization: POLARIZED. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-548-1046, 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→ 68D10491

NSN: 5910-00-548-1046
FSC: 5910 — Capacitors
CAGE: 56289 — SPRAGUE ELECTRIC CO WORLD HQS (USA)

SPECIFICATIONS

body_style	W/TWIST TAB MTG, TERMINAL(S) ON ONE END
body_length	4.125 INCHES MAXIMUM IN
body_diameter	1.046 INCHES MAXIMUM IN
terminal_length	0.328 INCHES NOMINAL IN
reliability_indicator	NOT ESTABLISHED
electrical_polarization	POLARIZED
case_insulation_material	PLASTIC
nonderated_operating_temp	-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity	1 TAB, SOLDER LUG
tolerance_range_per_section	-10.00 TO 100.00 PERCENT SINGLE SECTION
schematic_diagram_designator	ELECTRODE(S) GROUNDED TO CASE
capacitance_value_per_section	5500.000 MICROFARADS SINGLE SECTION
NSN	5910-00-548-1046

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.046 INCHES MAXIMUM IN

•

BODY STYLE: W/TWIST TAB MTG, TERMINAL(S) ON ONE END

•

TOLERANCE RANGE PER SECTION: -10.00 TO 100.00 PERCENT SINGLE SECTION

•

NONDERATED OPERATING TEMP: -20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC

•

TERMINAL LENGTH: 0.328 INCHES NOMINAL IN

•

ELECTRICAL POLARIZATION: POLARIZED

•

NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 30.0 DC SINGLE SECTION

•

SCHEMATIC DIAGRAM DESIGNATOR: ELECTRODE(S) GROUNDED TO CASE

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

BODY DIAMETER	1.046 INCHES MAXIMUM IN
BODY STYLE	W/TWIST TAB MTG, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	-10.00 TO 100.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH	0.328 INCHES NOMINAL IN
ELECTRICAL POLARIZATION	POLARIZED
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	30.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATOR	ELECTRODE(S) GROUNDED TO CASE
CASE INSULATION MATERIAL	PLASTIC
BODY LENGTH	4.125 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 2

20-36094Reference document

Same NSN cross-reference

Reference document — Secondary reference

PFP552GN4A3P2Reference 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 68D10491?

68D10491 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace 68D10491?

There are 2 known substitutes for 68D10491: 20-36094, PFP552GN4A3P2. Substitute compatibility should be verified for your specific system.

What is the NSN for 68D10491?

68D10491 is cataloged in the U.S. Government catalog under NSN 5910-00-548-1046. This indicates validated use in U.S. government and defense supply chains.

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68D10491 — CAPACITOR,FIXED,ELECTROLYTIC

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