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Technical Data Sheet
PartsTable / COMPONENT / 45C39
45C39 ✓ 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,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 30.00 MILLIMETERS NOMINAL MM, overall_width: 0.9375 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5441, 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
45C39
NSN: 3110-00-156-5441
FSC: 3110
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width0.9375 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
shield_quantity2
style_designatorLOADING GROOVE, NON-SEPARABLE
lubrication_materialGREASE
overall_outside_diameter62.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data143GR00 TYPE
NSN3110-00-156-5441
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 45C39 · 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 DIAMETER: 30.00 MILLIMETERS NOMINAL MM
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
BORE SHAPE: STRAIGHT
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP CONTACT ANGULAR DIRECTION: OUTWARD CONVERGENT
•
LOAD DIRECTION: ANGULAR
•
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER30.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE SHAPESTRAIGHT
MATERIALSTEEL OVERALL
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
LOAD DIRECTIONANGULAR
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
LUBRICATION MATERIALGREASE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
21-630Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171/09J03B2AInterchangeable
interchangeable cross-reference
interchangeable
A-A-59595Interchangeable
interchangeable cross-reference
interchangeable
FF-B-171/09J09B2XInterchangeable
interchangeable cross-reference
interchangeable
AA59595-809JBBEInterchangeable
interchangeable cross-reference
interchangeable
W209KLLFS381AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 45C39?
45C39 is a BEARING,BALL,ANNULAR.
What parts can replace 45C39?
There are 30 known substitutes for 45C39: 21-630, FF-B-171/09J03B2A, A-A-59595 and 27 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 45C39?
45C39 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-5441. 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