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L610510XX-2-397 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

L610510XX-2-397: 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. Key specifications include material: STEEL OVERALL, overall_width: 0.5938 INCHES NOMINAL IN, outside_diameter: 3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN, special_features: STABILIZED FOR OPERATION FROM M65 DEG F TO P250 DEG F, style_designator: NORMAL ANGLE, backface_corner_radius: 0.0600 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-084-2533, 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
L610510XX-2-397
NSN: 3110-01-084-2533
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.5938 INCHES NOMINAL IN
outside_diameter3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN
special_featuresSTABILIZED FOR OPERATION FROM M65 DEG F TO P250 DEG F
style_designatorNORMAL ANGLE
backface_corner_radius0.0600 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-01-084-2533
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: L610510XX-2-397 · 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: NORMAL ANGLE
•
OUTSIDE DIAMETER: 3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN
•
BACKFACE CORNER RADIUS: 0.0600 INCHES NOMINAL IN
•
TEST DATA DOCUMENT: 78286-SB3265-201 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
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 DESIGNATORNORMAL ANGLE
OVERALL WIDTH0.5938 INCHES NOMINAL IN
OUTSIDE DIAMETER3.7188 INCHES MINIMUM AND 3.7198 INCHES MAXIMUM IN
BACKFACE CORNER RADIUS0.0600 INCHES NOMINAL IN
SPECIAL FEATURESSTABILIZED FOR OPERATION FROM M65 DEG F TO P250 DEG F
TEST DATA DOCUMENT78286-SB3265-201 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
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
SB3265-201Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 L610510XX-2-397?
L610510XX-2-397 is a CUP,TAPERED ROLLER BEARING.
What parts can replace L610510XX-2-397?
There is 1 known substitute for L610510XX-2-397: SB3265-201. Substitute compatibility should be verified for your specific system.
What is the NSN for L610510XX-2-397?
L610510XX-2-397 is cataloged in the U.S. Government catalog under NSN 3110-01-084-2533. 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.