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Technical Data Sheet
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62971 — Technical Data Sheet

✓ 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 BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_diameter: 8.000 INCHES MINIMUM AND 9.750 INCHES MAXIMUM IN, rotation_direction_for_which_designed: CLOCKWISE. This part is cataloged in the Federal Logistics Information System under NSN 3110-00-640-8960, 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
62971
NSN: 3110-00-640-8960
FSC: 3110
CAGE: 55820 — RTX CORPORATION DIV PRATT & WHITNEY (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_diameter8.000 INCHES MINIMUM AND 9.750 INCHES MAXIMUM IN
rotation_direction_for_which_designedCLOCKWISE
NSN3110-00-640-8960
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 62971 · 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
•
BORE SHAPE: STRAIGHT
•
RETAINER FABRICATION METHOD: MACHINED
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.5
•
INTERNAL CLEARANCE: 0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
•
MATERIAL: STEEL OUTER RING
TECHNICAL CHARACTERISTICS
BORE SHAPESTRAIGHT
RETAINER FABRICATION METHODMACHINED
STANDARD TOLERANCE DESIGNATIONRBEC NO.5
INTERNAL CLEARANCE0.0002 INCHES MINIMUM RADIAL AND 0.0006 INCHES MAXIMUM RADIAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALCOPPER ALLOY RETAINER
MATERIALSTEEL ROLLER
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
OVERALL WIDTH12.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
4D7855InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
146372InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
601616InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
CA10418 PIECE 3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
6297-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A0203WBPKAInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 62971?
62971 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 62971?
There are 7 known substitutes for 62971: 4D7855, 146372, 601616 and 4 more. Substitute compatibility should be verified for your specific system.
Is 62971 still available?
62971 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: October 2026