C493 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

C493: 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 material: STEEL COMP 1010 OVERALL, thickness: 0.095 INCHES NOMINAL IN, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, shell_type: SOLID, body_length: 2.380 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-010-3345, 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→ C493

NSN: 5310-00-010-3345
NIINs: 000103345, 001072603, 002411203, 014918085
FSC: 5310 — Nuts and Washers
CAGE: 01976 — ACCO INDUSTRIES INC SUB OF BABCOCK INTL INC (USA)

SPECIFICATIONS

material	STEEL COMP 1010 OVERALL
thickness	0.095 INCHES NOMINAL IN
body_style	W/O MTG FACILITIES, AXIAL TERMINALS
shell_type	SOLID
body_length	2.380 INCHES NOMINAL IN
thread_class	2A A
body_diameter	0.478 INCHES NOMINAL IN
hole_diameter	0.6563 INCHES NOMINAL IN
physical_form	CRYSTAL
terminal_type	TAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING
overall_length	0.930 INCHES NOMINAL IN
shell_material	STEEL
NSN	5310-00-010-3345

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 1.3125 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL COMP 1010 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

•

HOLE DIAMETER: 0.6563 INCHES NOMINAL IN

•

THICKNESS: 0.095 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

OVERALL DIAMETER	1.3125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 1010 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.6563 INCHES NOMINAL IN
THICKNESS	0.095 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 7

5310PL0948443Reference document

Same NSN cross-reference

Reference document — Informative reference only

911100Reference document

Same NSN cross-reference

Reference document — Secondary reference

103345Reference document

Same NSN cross-reference

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

18816FReference document

Same NSN cross-reference

Reference document — Secondary reference

PC103345Reference document

Same NSN cross-reference

Reference document — Secondary reference

P1141Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is C493?

C493 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace C493?

There are 7 known substitutes for C493: 5310PL0948443, 911100, 103345 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for C493?

C493 is cataloged in the U.S. Government catalog under NSN 5310-00-010-3345. This indicates validated use in U.S. government and defense supply chains.

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