PartsTable
Technical Data Sheet
NO 1203 SERIE 12 ✓ 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: 17.00 MILLIMETERS NOMINAL MM, overall_width: 12.0 MILLIMETERS NOMINAL MM, alignment_type: SELF-ALIGNING, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-6083, 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
NO 1203 SERIE 12
NSN: 3110-00-554-6083
FSC: 3110
CAGE: 19232 — BREMEN BEARING CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter17.00 MILLIMETERS NOMINAL MM
overall_width12.0 MILLIMETERS NOMINAL MM
alignment_typeSELF-ALIGNING
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
self-alignment_locationINTERNAL
overall_outside_diameter40.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
NSN3110-00-554-6083
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: NO 1203 SERIE 12 · 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: 40.00 MILLIMETERS NOMINAL MM
MATERIAL: STEEL OVERALL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
ALIGNMENT TYPE: SELF-ALIGNING
BORE DIAMETER: 17.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATION: STANDARD
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER40.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
ALIGNMENT TYPESELF-ALIGNING
BORE DIAMETER17.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH12.0 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE SHAPESTRAIGHT
SURFACE FINISHGROUND
LOAD DIRECTIONRADIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
643334Interchangeable
interchangeable cross-reference
interchangeable
PC838029Interchangeable
interchangeable cross-reference
interchangeable
206880Interchangeable
interchangeable cross-reference
interchangeable
960054Interchangeable
interchangeable cross-reference
interchangeable
583-3/4-D-28Interchangeable
interchangeable cross-reference
interchangeable
V1246-05Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NO 1203 SERIE 12?
NO 1203 SERIE 12 is a BEARING,BALL,ANNULAR.
What parts can replace NO 1203 SERIE 12?
There are 14 known substitutes for NO 1203 SERIE 12: 643334, PC838029, 206880 and 11 more. Substitute compatibility should be verified for your specific system.
Is NO 1203 SERIE 12 still available?
NO 1203 SERIE 12 is currently cancelled.
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