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Technical Data Sheet
PartsTable / COMPONENT / A33552
A33552 ✓ 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,TAPERED is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: STEEL OVERALL, cup_width: 1.0000 INCHES NOMINAL IN, cone_width: 1.2910 INCHES NOMINAL IN, bore_diameter: 2.2500 INCHES MINIMUM AND 2.2505 INCHES MAXIMUM IN, overall_width: 1.4375 INCHES NOMINAL IN, standout_width: 0.4375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-929-9033, 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
A33552
NSN: 3110-00-929-9033
FSC: 3110
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width1.0000 INCHES NOMINAL IN
cone_width1.2910 INCHES NOMINAL IN
bore_diameter2.2500 INCHES MINIMUM AND 2.2505 INCHES MAXIMUM IN
overall_width1.4375 INCHES NOMINAL IN
standout_width0.4375 INCHES NOMINAL IN
special_featuresEXTRA CAPACITY,INCREACED COMPLEMENT OF ROLLERS,MODIFIED RETAINER
style_designatorSTRAIGHT BORE, STEEP ANGLE
cone_corner_radius0.1400 INCHES NOMINAL IN
backface_corner_radius0.1300 INCHES NOMINAL IN
overall_outside_diameter4.8750 INCHES MINIMUM AND 4.8760 INCHES MAXIMUM IN
standard_tolerance_designationAFBMA CLASS 2
NSN3110-00-929-9033
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A33552 · 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
•
OVERALL OUTSIDE DIAMETER: 4.8750 INCHES MINIMUM AND 4.8760 INCHES MAXIMUM IN
•
STANDOUT WIDTH: 0.4375 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
CONE CORNER RADIUS: 0.1400 INCHES NOMINAL IN
•
BORE DIAMETER: 2.2500 INCHES MINIMUM AND 2.2505 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: STRAIGHT BORE, STEEP ANGLE
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)
OVERALL OUTSIDE DIAMETER4.8750 INCHES MINIMUM AND 4.8760 INCHES MAXIMUM IN
OVERALL WIDTH1.4375 INCHES NOMINAL IN
STANDOUT WIDTH0.4375 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
CONE CORNER RADIUS0.1400 INCHES NOMINAL IN
BORE DIAMETER2.2500 INCHES MINIMUM AND 2.2505 INCHES MAXIMUM IN
STYLE DESIGNATORSTRAIGHT BORE, STEEP ANGLE
BACKFACE CORNER RADIUS0.1300 INCHES NOMINAL IN
CONE WIDTH1.2910 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
33552Interchangeable
interchangeable cross-reference
interchangeable
213029-1Interchangeable
interchangeable cross-reference
interchangeable
8333378Interchangeable
interchangeable cross-reference
interchangeable
KH36566Interchangeable
interchangeable cross-reference
interchangeable
00649938Interchangeable
interchangeable cross-reference
interchangeable
434871R91Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A33552?
A33552 is a BEARING,ROLLER,TAPERED.
What parts can replace A33552?
There are 11 known substitutes for A33552: 33552, 213029-1, 8333378 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A33552?
A33552 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-929-9033. 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