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JM205149AJM205110 — BEARING,ROLLER,TAPERED

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JM205149AJM205110: 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 material: STEEL OVERALL, cup_width: 23.0 MILLIMETERS MAXIMUM MM, cone_width: 28.0 MILLIMETERS MAXIMUM MM, bore_diameter: 49.987 MILLIMETERS MINIMUM AND 50.000 MILLIMETERS MAXIMUM MM, overall_width: 28.0 MILLIMETERS MAXIMUM MM, standout_width: 5.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-024-7598, 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
JM205149AJM205110
NSN: 3110-01-024-7598
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width23.0 MILLIMETERS MAXIMUM MM
cone_width28.0 MILLIMETERS MAXIMUM MM
bore_diameter49.987 MILLIMETERS MINIMUM AND 50.000 MILLIMETERS MAXIMUM MM
overall_width28.0 MILLIMETERS MAXIMUM MM
standout_width5.0 MILLIMETERS NOMINAL MM
special_featuresDUTY CLASS JM SERIES
style_designatorSTRAIGHT BORE, NORMAL ANGLE
cone_corner_radius5.08 MILLIMETERS MAXIMUM MM
backface_corner_radius2.5 MILLIMETERS MAXIMUM MM
overall_outside_diameter89.980 MILLIMETERS MINIMUM AND 90.000 MILLIMETERS MAXIMUM MM
retainer_fabrication_methodPRESSED
NSN3110-01-024-7598
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JM205149AJM205110 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
CUP WIDTH: 23.0 MILLIMETERS MAXIMUM MM
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 89.980 MILLIMETERS MINIMUM AND 90.000 MILLIMETERS MAXIMUM MM
•
BACKFACE CORNER RADIUS: 2.5 MILLIMETERS MAXIMUM MM
•
CONE CORNER RADIUS: 5.08 MILLIMETERS MAXIMUM MM
•
STANDOUT WIDTH: 5.0 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
RETAINER FABRICATION METHODPRESSED
CUP WIDTH23.0 MILLIMETERS MAXIMUM MM
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH28.0 MILLIMETERS MAXIMUM MM
OVERALL OUTSIDE DIAMETER89.980 MILLIMETERS MINIMUM AND 90.000 MILLIMETERS MAXIMUM MM
BACKFACE CORNER RADIUS2.5 MILLIMETERS MAXIMUM MM
CONE CORNER RADIUS5.08 MILLIMETERS MAXIMUM MM
STANDOUT WIDTH5.0 MILLIMETERS NOMINAL MM
CONE WIDTH28.0 MILLIMETERS MAXIMUM MM
SPECIAL FEATURESDUTY CLASS JM SERIES
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
441258C91Reference 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 JM205149AJM205110?
JM205149AJM205110 is a BEARING,ROLLER,TAPERED.
What parts can replace JM205149AJM205110?
There is 1 known substitute for JM205149AJM205110: 441258C91. Substitute compatibility should be verified for your specific system.
What is the NSN for JM205149AJM205110?
JM205149AJM205110 is cataloged in the U.S. Government catalog under NSN 3110-01-024-7598. This indicates validated use in U.S. government and defense supply chains.
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