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Technical Data Sheet
PartsTable / COMPONENT / 47-645-088-1
47-645-088-1 ✓ 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: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 25.0 MILLIMETERS NOMINAL MM, overall_width: 15.00 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: NONLOCATING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-159-9332, 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
47-645-088-1
NSN: 3110-00-159-9332
FSC: 3110
CAGE: 97499 — BELL TEXTRON INC (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter25.0 MILLIMETERS NOMINAL MM
overall_width15.00 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureNONLOCATING
special_featuresSELECTED,CLASSIFIED AND TESTED BY THE ASSY MFR AT HIS PLANT
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
overall_outside_diameter52.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodMACHINED
standard_tolerance_designationRBEC NO.1
NSN3110-00-159-9332
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 47-645-088-1 · 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
•
LOCATING FEATURE: NONLOCATING
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
OVERALL OUTSIDE DIAMETER: 52.00 MILLIMETERS NOMINAL MM
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
MATERIAL: COPPER ALLOY RETAINER
TECHNICAL CHARACTERISTICS (FLIS)
LOCATING FEATURENONLOCATING
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
OVERALL OUTSIDE DIAMETER52.00 MILLIMETERS NOMINAL MM
LOCATING FEATURENONLOCATING
INTERNAL FIT-UP DESIGNATIONSTANDARD
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIALCOPPER ALLOY RETAINER
MATERIALSTEEL ROLLER
MATERIALSTEEL INNER RING
MATERIALSTEEL INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
1740Interchangeable
interchangeable cross-reference
interchangeable
762032PT175Interchangeable
interchangeable cross-reference
interchangeable
71800Interchangeable
interchangeable cross-reference
interchangeable
F927Interchangeable
interchangeable cross-reference
interchangeable
8636362Interchangeable
interchangeable cross-reference
interchangeable
100-68Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 47-645-088-1?
47-645-088-1 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 47-645-088-1?
There are 12 known substitutes for 47-645-088-1: 1740, 762032PT175, 71800 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 47-645-088-1?
47-645-088-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-159-9332. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026