PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 0604387
0604387 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

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: 0.6875 INCHES NOMINAL IN, outside_diameter: 3.1250 INCHES NOMINAL IN, special_features: STEEP ANGLE, backface_corner_radius: 0.0630 INCHES NOMINAL IN, standard_tolerance_designation: AFBMA CLASS 2. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-100-0585, 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
0604387
NSN: 3110-00-100-0585
FSC: 3110
CAGE: 89926 — NEW HOLLAND CONSTRUCTION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.6875 INCHES NOMINAL IN
outside_diameter3.1250 INCHES NOMINAL IN
special_featuresSTEEP ANGLE
backface_corner_radius0.0630 INCHES NOMINAL IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-100-0585
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 0604387 · 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
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
OUTSIDE DIAMETER: 3.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
BACKFACE CORNER RADIUS: 0.0630 INCHES NOMINAL IN
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 (FLIS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OUTSIDE DIAMETER3.1250 INCHES NOMINAL IN
OVERALL WIDTH0.6875 INCHES NOMINAL IN
SPECIAL FEATURESSTEEP ANGLE
MATERIALSTEEL OVERALL
BACKFACE CORNER RADIUS0.0630 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
BT498Interchangeable
interchangeable cross-reference
interchangeable
1264091Interchangeable
interchangeable cross-reference
interchangeable
364969Interchangeable
interchangeable cross-reference
interchangeable
23100Interchangeable
interchangeable cross-reference
interchangeable
173356Interchangeable
interchangeable cross-reference
interchangeable
GTB3161Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0604387?
0604387 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 0604387?
There are 31 known substitutes for 0604387: BT498, 1264091, 364969 and 28 more. Substitute compatibility should be verified for your specific system.
Is 0604387 still available?
0604387 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026