18-40 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

Trevi · MRO · MRO_GENERAL

PRODUCT OVERVIEW

18-40: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC is a Trevi cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include width: 11.000 INCHES NOMINAL IN, length: 14.000 INCHES NOMINAL IN, radius: 0.375 INCHES NOMINAL IN, diameter: 0.562 INCHES MINIMUM AND 0.593 INCHES MAXIMUM ROPE IN, end_type: TERMINAL ATTACHMENT BOTH ENDS, material: ALUMINUM BLADE. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-045-7508, 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→ 18-40

NSN: 5910-00-045-7508
NIINs: 000457508, 001336372, 002644064, 005507481, 005579959, 007388872, 007548154, 010508832, 011170506, 011724065, 012404577, 012918151, 013796460, 016944180, 017080800
FSC: 5910 — Capacitors
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)

SPECIFICATIONS

width	11.000 INCHES NOMINAL IN
length	14.000 INCHES NOMINAL IN
radius	0.375 INCHES NOMINAL IN
diameter	0.562 INCHES MINIMUM AND 0.593 INCHES MAXIMUM ROPE IN
end_type	TERMINAL ATTACHMENT BOTH ENDS
material	ALUMINUM BLADE
nut_style	WINGWING
thickness	0.218 INCHES NOMINAL IN
top_style	CYLINDRICAL HEAD
anode_type	ETCHED FOIL
base_color	WHITE
body_style	RECTANGULAR COMMUTATOR
NSN	5910-00-045-7508

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.000 INCHES NOMINAL IN

•

DC LEAKAGE AT MAXIMUM OPERATING TEMP: 5.0 MICROAMPERES

•

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

•

TOLERANCE RANGE PER SECTION: -10.00 TO 50.00 PERCENT SINGLE SECTION

•

NONDERATED OPERATING TEMP: -30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC

•

TERMINAL SURFACE TREATMENT: SOLDER

•

TERMINAL LENGTH: 0.500 INCHES NOMINAL 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	1.000 INCHES NOMINAL IN
DC LEAKAGE AT MAXIMUM OPERATING TEMP	5.0 MICROAMPERES
BODY STYLE	W/TWIST TAB MTG, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	-10.00 TO 50.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-30.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL SURFACE TREATMENT	SOLDER
TERMINAL LENGTH	0.500 INCHES NOMINAL IN
ELECTRICAL POLARIZATION	POLARIZED
EQUIVALENT SERIES RESISTANCE AT REFERENCE TEMP IN OHMS	200.00
ANODE TYPE	ETCHED FOIL

SUBSTITUTES & CROSS-REFERENCES 7

G302857Reference document

Same NSN cross-reference

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

501-01394-02Reference document

Same NSN cross-reference

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

45RT40Reference document

Same NSN cross-reference

Reference document — Secondary reference

FP146Reference document

Same NSN cross-reference

Reference document — Secondary reference

059-20040-008Reference document

Same NSN cross-reference

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

0180-0023Reference 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 18-40?

18-40 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by Trevi. It is classified as a MRO (MRO_GENERAL).

What parts can replace 18-40?

There are 7 known substitutes for 18-40: G302857, 501-01394-02, 45RT40 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 18-40?

18-40 is cataloged in the U.S. Government catalog under NSN 5910-00-045-7508. This indicates validated use in U.S. government and defense supply chains.

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18-40 — CAPACITOR,FIXED,ELECTROLYTIC

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