21-1684 — CAPACITOR,FIXED,CERAMIC DIELECTR

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

21-1684: CAPACITOR,FIXED,CERAMIC DIELECTR.

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include material: PLASTIC CASE, body_style: W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE, body_width: 6.0 MILLIMETERS MAXIMUM MM, body_height: 3.0 MILLIMETERS MAXIMUM MM, body_length: 6.0 MILLIMETERS MAXIMUM MM, terminal_length: 12.0 MILLIMETERS MINIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5910-01-243-8180, 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→ 21-1684

NSN: 5910-01-243-8180
FSC: 5910 — Capacitors
CAGE: 21793 — ASTRONICS TEST SYSTEMS INC (USA)

SPECIFICATIONS

material	PLASTIC CASE
body_style	W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE
body_width	6.0 MILLIMETERS MAXIMUM MM
body_height	3.0 MILLIMETERS MAXIMUM MM
body_length	6.0 MILLIMETERS MAXIMUM MM
terminal_length	12.0 MILLIMETERS MINIMUM MM
terminal_diameter	0.4 MILLIMETERS MINIMUM AND 0.6 MILLIMETERS MAXIMUM MM
reliability_indicator	NOT ESTABLISHED
nonderated_operating_temp	-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_surface_treatment	SOLDER
terminal_type_and_quantity	2 UNINSULATED WIRE LEAD
tolerance_range_per_section	-5.00 TO 5.00 PERCENT SINGLE SECTION
NSN	5910-01-243-8180

COMPONENT DIAGRAM

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

SUBSTITUTES & CROSS-REFERENCES 2

632-34229Reference document

Same NSN cross-reference

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

632-34299Reference document

Same NSN cross-reference

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

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 21-1684?

21-1684 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).

What parts can replace 21-1684?

There are 2 known substitutes for 21-1684: 632-34229, 632-34299. Substitute compatibility should be verified for your specific system.

What is the NSN for 21-1684?

21-1684 is cataloged in the U.S. Government catalog under NSN 5910-01-243-8180. This indicates validated use in U.S. government and defense supply chains.

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21-1684 — CAPACITOR,FIXED,CERAMIC DIELECTR

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