SP121 — CAPACITOR,FIXED,MICA DIELECTRIC

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

SP121: CAPACITOR,FIXED,MICA DIELECTRIC.

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: SILICONE, special_features: PHYSICAL FORM: LIQUID; COLOR: RED. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-183-9899, 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

SP121

NSN: 3110-00-183-9899
NIINs: 001839899, 012484730
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)

SPECIFICATIONS

material	SILICONE
special_features	PHYSICAL FORM: LIQUID; COLOR: RED
NSN	3110-00-183-9899

COMPONENT DIAGRAM

KEY FEATURES

•

ROLLING ELEMENT DIAMETER: 0.1250 INCHES NOMINAL IN

•

STYLE DESIGNATOR: NEEDLE ROLLER, SPHERICAL ENDS

•

MATERIAL: STEEL COMP 5140 OVERALL

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

ROLLING ELEMENT DIAMETER	0.1250 INCHES NOMINAL IN
STYLE DESIGNATOR	NEEDLE ROLLER, SPHERICAL ENDS
OVERALL LENGTH	1.1250 INCHES NOMINAL IN
MATERIAL	STEEL COMP 5140 OVERALL

SUBSTITUTES & CROSS-REFERENCES 7

382391Reference document

Same NSN cross-reference

Reference document — Secondary reference

19W0679SSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

22-482-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

5294022Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

B5121Reference document

Same NSN cross-reference

Reference document — Secondary reference

580203Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SP121?

SP121 is a CAPACITOR,FIXED,MICA DIELECTRIC.

What parts can replace SP121?

There are 7 known substitutes for SP121: 382391, 19W0679S, 22-482-1 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for SP121?

SP121 is cataloged in the U.S. Government catalog under NSN 3110-00-183-9899. This indicates validated use in U.S. government and defense supply chains.

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SP121 — CAPACITOR,FIXED,MICA DIELECTRIC

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