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Z99R6 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

Z99R6: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-520-3877, 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
Z99R6
NSN: 3110-00-520-3877
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 43334 — GENERAL MOTORS CORP DELCO MORAINE NDH DIV (USA)
SPECIFICATIONS
surface_finishGROUND
NSN3110-00-520-3877
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: Z99R6 · 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
KEY FEATURES
•
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
SUBSTITUTES & CROSS-REFERENCES 8
1991Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S3PPReference document
Same NSN cross-reference
Reference document — Secondary reference
251874Reference document
Same NSN cross-reference
Reference document — Secondary reference
S3RKKReference document
Same NSN cross-reference
Reference document — Secondary reference
42132D438Reference document
Same NSN cross-reference
Reference document — Secondary reference
R6ZZReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Z99R6?
Z99R6 is a BEARING,BALL,ANNULAR.
What parts can replace Z99R6?
There are 8 known substitutes for Z99R6: 1991, S3PP, 251874 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Z99R6?
Z99R6 is cataloged in the U.S. Government catalog under NSN 3110-00-520-3877. 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.