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JLM710949-90N01 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JLM710949-90N01: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include bore_diameter: 65.0000 MILLIMETERS NOMINAL65.0000 MILLIMETERS NOMINAL MM, overall_width: 54.0000 MILLIMETERS NOMINAL54.0000 MILLIMETERS NOMINAL MM, standout_width: 5.7425 MILLIMETERS NOMINAL5.7425 MILLIMETERS NOMINAL MM, cone_corner_radius: 3.0 MILLIMETERS NOMINAL3.0 MILLIMETERS NOMINAL MM, backface_corner_radius: 0.4 MILLIMETERS NOMINAL0.4 MILLIMETERS NOMINAL MM, overall_outside_diameter: 105.000 MILLIMETERS NOMINAL105.000 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-374-9850, 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
JLM710949-90N01
NSN: 3110-01-374-9850
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
bore_diameter65.0000 MILLIMETERS NOMINAL65.0000 MILLIMETERS NOMINAL MM
overall_width54.0000 MILLIMETERS NOMINAL54.0000 MILLIMETERS NOMINAL MM
standout_width5.7425 MILLIMETERS NOMINAL5.7425 MILLIMETERS NOMINAL MM
style_designatorSTRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERSSTRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERS
cone_corner_radius3.0 MILLIMETERS NOMINAL3.0 MILLIMETERS NOMINAL MM
backface_corner_radius0.4 MILLIMETERS NOMINAL0.4 MILLIMETERS NOMINAL MM
overall_outside_diameter105.000 MILLIMETERS NOMINAL105.000 MILLIMETERS NOMINAL MM
NSN3110-01-374-9850
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JLM710949-90N01 · 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
•
STYLE DESIGNATOR: STRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERSSTRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERS
•
OVERALL OUTSIDE DIAMETER: 105.000 MILLIMETERS NOMINAL105.000 MILLIMETERS NOMINAL MM
•
BACKFACE CORNER RADIUS: 0.4 MILLIMETERS NOMINAL0.4 MILLIMETERS NOMINAL MM
•
CONE CORNER RADIUS: 3.0 MILLIMETERS NOMINAL3.0 MILLIMETERS NOMINAL MM
•
STANDOUT WIDTH: 5.7425 MILLIMETERS NOMINAL5.7425 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 65.0000 MILLIMETERS NOMINAL65.0000 MILLIMETERS NOMINAL MM
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
STYLE DESIGNATORSTRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERSSTRAIGHT BORE, SINGLE CUPS, SINGLE CONES CUP AND CONE SPACERS
OVERALL WIDTH54.0000 MILLIMETERS NOMINAL54.0000 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER105.000 MILLIMETERS NOMINAL105.000 MILLIMETERS NOMINAL MM
BACKFACE CORNER RADIUS0.4 MILLIMETERS NOMINAL0.4 MILLIMETERS NOMINAL MM
CONE CORNER RADIUS3.0 MILLIMETERS NOMINAL3.0 MILLIMETERS NOMINAL MM
STANDOUT WIDTH5.7425 MILLIMETERS NOMINAL5.7425 MILLIMETERS NOMINAL MM
BORE DIAMETER65.0000 MILLIMETERS NOMINAL65.0000 MILLIMETERS NOMINAL MM
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
2D3-03268 ITEM 34Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 JLM710949-90N01?
JLM710949-90N01 is a BEARING,ROLLER,TAPERED.
What parts can replace JLM710949-90N01?
There is 1 known substitute for JLM710949-90N01: 2D3-03268 ITEM 34. Substitute compatibility should be verified for your specific system.
What is the NSN for JLM710949-90N01?
JLM710949-90N01 is cataloged in the U.S. Government catalog under NSN 3110-01-374-9850. 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.