620-257 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

620-257: 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/O MTG FACILITIES, AXIAL TERMINALS, body_length: 0.938 INCHES NOMINAL IN, body_diameter: 0.328 INCHES NOMINAL IN, terminal_length: 1.500 INCHES MINIMUM IN, terminal_diameter: 0.025 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-055-3171, 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→ 620-257

NSN: 5910-00-055-3171
NIINs: 000553171, 010091059
FSC: 5910 — Capacitors
CAGE: 92739 — AMPEX SYSTEMS CORP (USA)

SPECIFICATIONS

body_style	W/O MTG FACILITIES, AXIAL TERMINALS
body_length	0.938 INCHES NOMINAL IN
body_diameter	0.328 INCHES NOMINAL IN
terminal_length	1.500 INCHES MINIMUM IN
terminal_diameter	0.025 INCHES NOMINAL IN
reliability_indicator	NOT ESTABLISHED
electrical_polarization	POLARIZED
nonderated_operating_temp	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatment	SOLDER
terminal_type_and_quantity	2 UNINSULATED WIRE LEAD
tolerance_range_per_section	-5.00 TO 5.00 PERCENT SINGLE SECTION
schematic_diagram_designator	NO COMMON OR GROUNDED ELECTRODE(S)
NSN	5910-00-055-3171

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 0.328 INCHES NOMINAL IN

•

TERMINAL DIAMETER: 0.025 INCHES NOMINAL IN

•

BODY STYLE: W/O MTG FACILITIES, AXIAL TERMINALS

•

TOLERANCE RANGE PER SECTION: -5.00 TO 5.00 PERCENT SINGLE SECTION

•

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

•

TERMINAL SURFACE TREATMENT: SOLDER

•

TERMINAL LENGTH: 1.500 INCHES MINIMUM IN

•

ELECTRICAL POLARIZATION: POLARIZED

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	0.328 INCHES NOMINAL IN
TERMINAL DIAMETER	0.025 INCHES NOMINAL IN
BODY STYLE	W/O MTG FACILITIES, AXIAL TERMINALS
TOLERANCE RANGE PER SECTION	-5.00 TO 5.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL SURFACE TREATMENT	SOLDER
TERMINAL LENGTH	1.500 INCHES MINIMUM IN
ELECTRICAL POLARIZATION	POLARIZED
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	25.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATOR	NO COMMON OR GROUNDED ELECTRODE(S)

SUBSTITUTES & CROSS-REFERENCES 1

WIS5082B2-98Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 620-257?

620-257 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace 620-257?

There is 1 known substitute for 620-257: WIS5082B2-98. Substitute compatibility should be verified for your specific system.

What is the NSN for 620-257?

620-257 is cataloged in the U.S. Government catalog under NSN 5910-00-055-3171. This indicates validated use in U.S. government and defense supply chains.

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620-257 — CAPACITOR,FIXED,ELECTROLYTIC

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