AR-8990-4 — CAPACITOR,FIXED,PAPER DIELECTRIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

AR-8990-4: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE END, body_width: 1.375 INCHES NOMINAL IN, body_height: 1.375 INCHES NOMINAL IN, body_length: 4.500 INCHES NOMINAL IN, body_diameter: 1.375 INCHES NOMINAL IN, features_provided: MOUNTING HARDWARE AND HERMETICALLY SEALED CASE. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-668-0145, 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→ AR-8990-4

NSN: 5910-00-668-0145
FSC: 5910 — Capacitors
CAGE: 25579 — ARGENT INDUSTRIES, INC. (USA)

SPECIFICATIONS

body_style	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
body_width	1.375 INCHES NOMINAL IN
body_height	1.375 INCHES NOMINAL IN
body_length	4.500 INCHES NOMINAL IN
body_diameter	1.375 INCHES NOMINAL IN
section_quantity	3
features_provided	MOUNTING HARDWARE AND HERMETICALLY SEALED CASE
reliability_indicator	NOT ESTABLISHED
case_insulation_material	PAPER
nonderated_operating_temp	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity	3 THREADED STUD
tolerance_range_per_section	+0.00 TO 20.00 PERCENT 1ST SECTION AND +0.00 TO 20.00 PERCENT 2ND SECTION AND +0.00 TO 20.00 PERCENT 3RD SECTION
NSN	5910-00-668-0145

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.375 INCHES NOMINAL IN

•

BODY STYLE: W/O MTG FACILITIES, TERMINAL(S) ON ONE END

•

TOLERANCE RANGE PER SECTION: +0.00 TO 20.00 PERCENT 1ST SECTION AND +0.00 TO 20.00 PERCENT 2ND SECTION AND +0.00 TO 20.00 PERCENT 3RD SECTION

•

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

•

BODY WIDTH: 1.375 INCHES NOMINAL IN

•

BODY HEIGHT: 1.375 INCHES NOMINAL IN

•

SECTION QUANTITY: 3

•

FEATURES PROVIDED: MOUNTING HARDWARE AND HERMETICALLY SEALED 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	1.375 INCHES NOMINAL IN
BODY STYLE	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	+0.00 TO 20.00 PERCENT 1ST SECTION AND +0.00 TO 20.00 PERCENT 2ND SECTION AND +0.00 TO 20.00 PERCENT 3RD SECTION
NONDERATED OPERATING TEMP	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
BODY WIDTH	1.375 INCHES NOMINAL IN
BODY HEIGHT	1.375 INCHES NOMINAL IN
SECTION QUANTITY	3
FEATURES PROVIDED	MOUNTING HARDWARE AND HERMETICALLY SEALED CASE
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	115.0 AC-RMS 1ST SECTION AND 115.0 AC-RMS 2ND SECTION AND 115.0 AC-RMS 3RD SECTION
SCHEMATIC DIAGRAM DESIGNATOR	DELTA CONNECTED

SUBSTITUTES & CROSS-REFERENCES 1

8990-4Reference 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 AR-8990-4?

AR-8990-4 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace AR-8990-4?

There is 1 known substitute for AR-8990-4: 8990-4. Substitute compatibility should be verified for your specific system.

What is the NSN for AR-8990-4?

AR-8990-4 is cataloged in the U.S. Government catalog under NSN 5910-00-668-0145. This indicates validated use in U.S. government and defense supply chains.

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AR-8990-4 — CAPACITOR,FIXED,PAPER DIELECTRIC

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