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SR4DZF1378J9 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SR4DZF1378J9: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3110-00-151-8161, 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
SR4DZF1378J9
NSN: 3110-00-151-8161
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
Part NumberSR4DZF1378J9
NSN3110-00-151-8161
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR4DZF1378J9 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 3
205596Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R4Z5VLC-0-11Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
R4-ZZRA7CXXP58TReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SR4DZF1378J9?
SR4DZF1378J9 is a BEARING,BALL,ANNULAR.
What parts can replace SR4DZF1378J9?
There are 3 known substitutes for SR4DZF1378J9: 205596, R4Z5VLC-0-11, R4-ZZRA7CXXP58T. Substitute compatibility should be verified for your specific system.
What is the NSN for SR4DZF1378J9?
SR4DZF1378J9 is cataloged in the U.S. Government catalog under NSN 3110-00-151-8161. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.