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JM515610 — CUP,TAPERED ROLLER BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JM515610: 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: 28.5 MILLIMETERS NOMINAL MM, outside_diameter: 130.0 MILLIMETERS NOMINAL MM, style_designator: NORMAL ANGLE, backface_corner_radius: 2.5 MILLIMETERS NOMINAL MM, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-034-1888, 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
JM515610
NSN: 3110-01-034-1888
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width28.5 MILLIMETERS NOMINAL MM
outside_diameter130.0 MILLIMETERS NOMINAL MM
style_designatorNORMAL ANGLE
backface_corner_radius2.5 MILLIMETERS NOMINAL MM
standard_tolerance_designationAFBMA CLASS 2
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
NSN3110-01-034-1888
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JM515610 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 130.0 MILLIMETERS NOMINAL MM
•
BACKFACE CORNER RADIUS: 2.5 MILLIMETERS NOMINAL MM
•
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
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH28.5 MILLIMETERS NOMINAL MM
OUTSIDE DIAMETER130.0 MILLIMETERS NOMINAL MM
BACKFACE CORNER RADIUS2.5 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 5
35000805Reference document
Same NSN cross-reference
Reference document — Secondary reference
247614Reference document
Same NSN cross-reference
Reference document — Secondary reference
JD9156Reference document
Same NSN cross-reference
Reference document — Secondary reference
70927348Reference document
Same NSN cross-reference
Reference document — Secondary reference
927348Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 JM515610?
JM515610 is a CUP,TAPERED ROLLER BEARING.
What parts can replace JM515610?
There are 5 known substitutes for JM515610: 35000805, 247614, JD9156 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for JM515610?
JM515610 is cataloged in the U.S. Government catalog under NSN 3110-01-034-1888. 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.