RC643 — CAPACITOR,FIXED,PAPER DIELECTRIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

RC643: CAPACITOR,FIXED,PAPER DIELECTRIC.

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include material: ALUMINUM ALLOY, overall_width: 0.953 INCHES NOMINAL IN, overall_height: 0.609 INCHES NOMINAL IN, overall_length: 2.281 INCHES NOMINAL IN, special_markings: 6286,5672,5678,6286, style_designator: IRREGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5960-00-561-6302, 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→ RC643

NSN: 5960-00-561-6302
NIINs: 005616302, 013185904
FSC: 5960 — Electron Tubes and Associated Hardware
CAGE: 07912 — KADON, A DIVISION OF MYERS INDUSTRIES DBA KADON (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY
overall_width	0.953 INCHES NOMINAL IN
overall_height	0.609 INCHES NOMINAL IN
overall_length	2.281 INCHES NOMINAL IN
special_markings	6286,5672,5678,6286
style_designator	IRREGULAR
surface_treatment	ANODIZE
reliability_indicator	NOT ESTABLISHED
tolerance_range_per_section	-10.00 TO 10.00 PERCENT SINGLE SECTION
capacitance_value_per_section	4.000 MICROFARADS SINGLE SECTION
unthreaded_mounting_hole_diameter	0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
NSN	5960-00-561-6302

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

•

EIA ELECTRON TUBE ENVELOPE ACCOMMODATED: T2X3

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

•

STYLE DESIGNATOR: IRREGULAR

•

ACCOMMODATED ITEM SECURING DEVICE TYPE: FRICTION FASTENER

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

MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	0.609 INCHES NOMINAL IN
EIA ELECTRON TUBE ENVELOPE ACCOMMODATED	T2X3
UNTHREADED MOUNTING HOLE DIAMETER	0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
STYLE DESIGNATOR	IRREGULAR
OVERALL LENGTH	2.281 INCHES NOMINAL IN
ACCOMMODATED ITEM SECURING DEVICE TYPE	FRICTION FASTENER
OVERALL WIDTH	0.953 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS	1.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
SURFACE TREATMENT	ANODIZE

SUBSTITUTES & CROSS-REFERENCES 1

341B13672-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is RC643?

RC643 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace RC643?

There is 1 known substitute for RC643: 341B13672-1. Substitute compatibility should be verified for your specific system.

What is the NSN for RC643?

RC643 is cataloged in the U.S. Government catalog under NSN 5960-00-561-6302. This indicates validated use in U.S. government and defense supply chains.

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RC643 — CAPACITOR,FIXED,PAPER DIELECTRIC

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