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Technical Data Sheet
PartsTable / COMPONENT / AA55602-22BC4
AA55602-22BC4 ✓ 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 RETAINER, bore_shape: STRAIGHT, bore_diameter: 70.0 MILLIMETERS NOMINAL MM, overall_width: 35.0 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 3110-00-443-1900, 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
AA55602-22BC4
NSN: 3110-00-443-1900
FSC: 3110
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOPPER ALLOY RETAINER
bore_shapeSTRAIGHT
bore_diameter70.0 MILLIMETERS NOMINAL MM
overall_width35.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
internal_clearance0.0035 INCHES MINIMUM RADIAL AND 0.0044 INCHES MAXIMUM RADIAL IN
overall_outside_diameter150.0 MILLIMETERS NOMINAL MM
retainer_fabrication_methodMACHINED
standard_tolerance_designationRBEC NO.1
NSN3110-00-443-1900
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AA55602-22BC4 · 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
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
•
MATERIAL: STEEL ROLLER
•
BORE DIAMETER: 70.0 MILLIMETERS NOMINAL MM
•
INTERNAL CLEARANCE: 0.0035 INCHES MINIMUM RADIAL AND 0.0044 INCHES MAXIMUM RADIAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE
MATERIALSTEEL ROLLER
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
MATERIALCOPPER ALLOY RETAINER
BORE DIAMETER70.0 MILLIMETERS NOMINAL MM
INTERNAL CLEARANCE0.0035 INCHES MINIMUM RADIAL AND 0.0044 INCHES MAXIMUM RADIAL IN
LOCATING FEATURENONLOCATING
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
N305Interchangeable
interchangeable cross-reference
interchangeable
BU1305ZInterchangeable
interchangeable cross-reference
interchangeable
6001Interchangeable
interchangeable cross-reference
interchangeable
R330Interchangeable
interchangeable cross-reference
interchangeable
A-A-55602Interchangeable
interchangeable cross-reference
interchangeable
R135Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA55602-22BC4?
AA55602-22BC4 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace AA55602-22BC4?
There are 23 known substitutes for AA55602-22BC4: N305, BU1305Z, 6001 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AA55602-22BC4?
AA55602-22BC4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-443-1900. 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