PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 39K
39K ✓ 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: 9.00 MILLIMETERS NOMINAL MM, overall_width: 7.00 MILLIMETERS NOMINAL MM, alignment_type: RIGID, load_direction: RADIAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-073-8656, 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
39K
NSN: 3110-00-073-8656
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter9.00 MILLIMETERS NOMINAL MM
overall_width7.00 MILLIMETERS NOMINAL MM
alignment_typeRIGID
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter22.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-073-8656
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 39K · 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: 9.00 MILLIMETERS NOMINAL MM
•
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
FEATURES PROVIDED: ALIGNING RING
•
MATERIAL: STEEL RETAINER
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPACKED 7/10 FULL W/LUBRICANT
OVERALL WIDTH8.0 MILLIMETERS NOMINAL MM
BORE DIAMETER9.00 MILLIMETERS NOMINAL MM
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
FEATURES PROVIDEDALIGNING RING
MATERIALSTEEL RETAINER
SURFACE FINISHGROUND
MATERIALSTEEL INNER RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
39Interchangeable
interchangeable cross-reference
interchangeable
B5301Interchangeable
interchangeable cross-reference
interchangeable
39KInterchangeable
interchangeable cross-reference
interchangeable
619377Interchangeable
interchangeable cross-reference
interchangeable
AVBR48Interchangeable
Same NIIN cross-reference
interchangeable
HPPBR48Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 39K?
39K is a BEARING,BALL,ANNULAR.
What parts can replace 39K?
There are 7 known substitutes for 39K: 39, B5301, 39K and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 39K?
39K is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-073-8656. 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