PartsTable
Technical Data Sheet
1902S ✓ 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 INNER RING, bore_shape: STRAIGHT, bore_diameter: 15.00 MILLIMETERS NOMINAL MM, overall_width: 7.0 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 (FLIS) under NSN 3110-00-277-0253, 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
1902S
NSN: 3110-00-277-0253
FSC: 3110
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter15.00 MILLIMETERS NOMINAL MM
overall_width7.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
special_featuresFRACTURED OUTER RACE WITH 2 HOLDING RINGS ON OUTER RACE
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
internal_clearance0.0001 INCHES MINIMUM RADIAL AND 0.0007 INCHES MAXIMUM RADIAL IN
lubrication_materialOIL
overall_outside_diameter28.00 MILLIMETERS NOMINAL MM
retainer_fabrication_methodMACHINED
NSN3110-00-277-0253
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1902S · 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
SURFACE FINISH: GROUND
BORE DIAMETER: 15.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL: STEEL OUTER RING
INTERNAL FIT-UP DESIGNATION: STANDARD
OVERALL OUTSIDE DIAMETER: 28.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
BORE DIAMETER15.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
MATERIALSTEEL BALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL OUTSIDE DIAMETER28.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH7.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
W0184Interchangeable
interchangeable cross-reference
interchangeable
18028-1Interchangeable
interchangeable cross-reference
interchangeable
018028Interchangeable
interchangeable cross-reference
interchangeable
175399Interchangeable
interchangeable cross-reference
interchangeable
HDB002P1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1902S?
1902S is a BEARING,BALL,ANNULAR.
What parts can replace 1902S?
There are 5 known substitutes for 1902S: W0184, 18028-1, 018028 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1902S?
1902S is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-277-0253. This indicates validated use in U.S. government and defense supply chains.
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