1B2131 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1B2131: 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 anode_type: PLAIN FOIL, body_style: W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE, body_width: 1.750 INCHES NOMINAL IN, body_height: 1.156 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-191-0727, 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→ 1B2131

NSN: 5910-00-191-0727
FSC: 5910 — Capacitors
CAGE: 74861 — CHARLES INDUSTRIES, LLC DIV TELECOM (USA)

SPECIFICATIONS

anode_type	PLAIN FOIL
body_style	W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
body_width	1.750 INCHES NOMINAL IN
body_height	1.156 INCHES NOMINAL IN
body_length	2.000 INCHES NOMINAL IN
features_provided	HERMETICALLY SEALED CASE
reliability_indicator	NOT ESTABLISHED
electrical_polarization	POLARIZED
nonderated_operating_temp	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity	2 TAB, SOLDER LUG
schematic_diagram_designator	NO COMMON OR GROUNDED ELECTRODE(S)
capacitance_value_per_section	8.000 MICROFARADS SINGLE SECTION
NSN	5910-00-191-0727

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 UNTHREADED MOUNTING HOLES

•

BODY STYLE: W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE

•

NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC

•

DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 2.375 INCHES NOMINAL IN

•

ELECTRICAL POLARIZATION: POLARIZED

•

BODY WIDTH: 1.750 INCHES NOMINAL IN

•

BODY HEIGHT: 1.156 INCHES NOMINAL IN

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL 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

MOUNTING FACILITY TYPE AND QUANTITY	1 UNTHREADED MOUNTING HOLES
BODY STYLE	W/MTG TABS/FLANGES, TERMINAL(S) ON ONE SURFACE
NONDERATED OPERATING TEMP	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.375 INCHES NOMINAL IN
ELECTRICAL POLARIZATION	POLARIZED
BODY WIDTH	1.750 INCHES NOMINAL IN
BODY HEIGHT	1.156 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER	0.188 INCHES NOMINAL IN
ANODE TYPE	PLAIN FOIL
FEATURES PROVIDED	HERMETICALLY SEALED CASE

SUBSTITUTES & CROSS-REFERENCES 1

55844Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1B2131?

1B2131 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1B2131?

There is 1 known substitute for 1B2131: 55844. Substitute compatibility should be verified for your specific system.

What is the NSN for 1B2131?

1B2131 is cataloged in the U.S. Government catalog under NSN 5910-00-191-0727. This indicates validated use in U.S. government and defense supply chains.

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1B2131 — CAPACITOR,FIXED,ELECTROLYTIC

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