PartsTable
Technical Data Sheet
R603 ✓ 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

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include shape: ROUND, material: STEEL COMP 304, blade_type: BACKWARD CURVE, case_style: SQUARE, flow_angle: 90.0 DEGREES SECOND END, head_style: FILLISTER EXTENDED WASHER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-142-4362, 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
R603
NSN: 3110-00-142-4362
FSC: 3110
CAGE: 66155 — PORTA DRILL INC (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL COMP 304
blade_typeBACKWARD CURVE
case_styleSQUARE
flow_angle90.0 DEGREES SECOND END
head_styleFILLISTER EXTENDED WASHER
hub_length0.300 INCHES NOMINAL AND 1.100 INCHES NOMINAL IN
point_typeCONVENTIONAL
seal_width0.375 INCHES NOMINAL IN
seat_angle45.0 DEGREES FIRST END
body_length0.250 INCHES NOMINAL IN
design_typeSINGLE WIDTH
NSN3110-00-142-4362
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R603 · 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
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
424848Interchangeable
interchangeable cross-reference
interchangeable
R603Interchangeable
interchangeable cross-reference
interchangeable
104118Interchangeable
interchangeable cross-reference
interchangeable
SCB98801Interchangeable
interchangeable cross-reference
interchangeable
AA33SCInterchangeable
interchangeable cross-reference
interchangeable
AA33SDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R603?
R603 is a CONE AND ROLLERS,TAPERED ROLLER.
What parts can replace R603?
There are 17 known substitutes for R603: 424848, R603, 104118 and 14 more. Substitute compatibility should be verified for your specific system.
Is R603 still available?
R603 is currently cancelled.
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