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Technical Data Sheet
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1906R — Technical Data Sheet

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— · 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 OUTER RING, bore_shape: STRAIGHT, bore_diameter: 30.00 MILLIMETERS NOMINAL MM, overall_width: 9.00 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 3110-00-678-1866, 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
1906R
NSN: 3110-00-678-1866
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width9.00 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
style_designatorCOUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter47.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodMACHINED
standard_tolerance_designationABEC NO.1
NSN3110-00-678-1866
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1906R · 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: 47.00 MILLIMETERS NOMINAL MM
•
RETAINER FABRICATION METHOD: MACHINED
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
OVERALL OUTSIDE DIAMETER47.00 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODMACHINED
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
MATERIALPLASTIC PHENOLIC RETAINER
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL OUTER RING
LOAD DIRECTIONRADIAL
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
GGG-E-950 TY1CL4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GGG-E-950InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
WU10935InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
58-412InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4460-13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0333662 REV B ITEM 4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1906R?
1906R is a BEARING,BALL,ANNULAR.
What parts can replace 1906R?
There are 7 known substitutes for 1906R: GGG-E-950 TY1CL4, GGG-E-950, WU10935 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1906R?
1906R is cataloged in the Federal Logistics Information System under NSN 3110-00-678-1866. 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: October 2026