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JM511910 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JM511910: CUP,TAPERED ROLLER BEARING.

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. This part is cataloged in the U.S. Government catalog under NSN 3110-01-005-6653, 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
JM511910
NSN: 3110-01-005-6653
NIINs: 010056653, 010231842
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 3D6E9 — MERITOR INDUSTRIAL PRODUCTS, LLC (USA)
SPECIFICATIONS
end_item_identificationMRAP - COMMON NSN - USED ON 2 MRAP VARIANTS AND 32 OTHER WEAPON SYSTEMS INCLUDING Z9N - AIRCRAFT, FA-18, A - D, E/F, G (GROWLER); HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) A
NSN3110-01-005-6653
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JM511910 · 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
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONMRAP - COMMON NSN - USED ON 2 MRAP VARIANTS AND 32 OTHER WEAPON SYSTEMS INCLUDING Z9N - AIRCRAFT, FA-18, A - D, E/F, G (GROWLER); HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) A
SUBSTITUTES & CROSS-REFERENCES 1
9-049-103661Reference 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 JM511910?
JM511910 is a CUP,TAPERED ROLLER BEARING.
What parts can replace JM511910?
There is 1 known substitute for JM511910: 9-049-103661. Substitute compatibility should be verified for your specific system.
What is the NSN for JM511910?
JM511910 is cataloged in the U.S. Government catalog under NSN 3110-01-005-6653. 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.