312A90 — CAPACITOR,FIXED,PAPER DIELECTRIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

312A90: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include body_style: W/MTG BRACKET, TERMINAL(S) ON ONE END, body_length: 1.812 INCHES NOMINAL IN, body_diameter: 0.750 INCHES NOMINAL IN, features_provided: MOUNTING HARDWARE, reliability_indicator: NOT ESTABLISHED, nonderated_operating_temp: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-281-0796, 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→ 312A90

NSN: 5910-00-281-0796
FSC: 5910 — Capacitors
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)

SPECIFICATIONS

body_style	W/MTG BRACKET, TERMINAL(S) ON ONE END
body_length	1.812 INCHES NOMINAL IN
body_diameter	0.750 INCHES NOMINAL IN
features_provided	MOUNTING HARDWARE
reliability_indicator	NOT ESTABLISHED
nonderated_operating_temp	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity	1 THREADED HOLE
tolerance_range_per_section	-10.00 TO 10.00 PERCENT SINGLE SECTION
schematic_diagram_designator	ELECTRODE(S) GROUNDED TO CASE
capacitance_value_per_section	0.500 MICROFARADS SINGLE SECTION
unthreaded_mounting_hole_diameter	0.187 INCHES NOMINAL IN
mounting_facility_type_and_quantity	2 UNTHREADED MOUNTING HOLES
NSN	5910-00-281-0796

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 0.750 INCHES NOMINAL IN

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED MOUNTING HOLES

•

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

•

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

•

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

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.187 INCHES NOMINAL IN

•

FEATURES PROVIDED: MOUNTING HARDWARE

•

NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 200.0 DC SINGLE SECTION

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	0.750 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED MOUNTING HOLES
BODY STYLE	W/MTG BRACKET, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	-10.00 TO 10.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
UNTHREADED MOUNTING HOLE DIAMETER	0.187 INCHES NOMINAL IN
FEATURES PROVIDED	MOUNTING HARDWARE
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	200.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATOR	ELECTRODE(S) GROUNDED TO CASE
BODY LENGTH	1.812 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 312A90?

312A90 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).

What is the NSN for 312A90?

312A90 is cataloged in the U.S. Government catalog under NSN 5910-00-281-0796. This indicates validated use in U.S. government and defense supply chains.

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312A90 — CAPACITOR,FIXED,PAPER DIELECTRIC

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