PartsTable
Technical Data Sheet
1209172 ✓ Verified by PartsTable
3M · 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

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This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-5653, 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
1209172
NSN: 3110-00-554-5653
FSC: 3110
CAGE: 58181 — LMC OPERATING CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter55.00 MILLIMETERS NOMINAL MM
overall_width29.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter120.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-554-5653
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1209172 · 3M ⚠ 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: 120.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATION: STANDARD
MATERIAL: STEEL OVERALL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
BORE DIAMETER: 55.00 MILLIMETERS NOMINAL MM
SURFACE FINISH: GROUND
RETAINER FABRICATION METHOD: PRESSED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER120.00 MILLIMETERS NOMINAL MM
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER55.00 MILLIMETERS NOMINAL MM
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
21279Interchangeable
interchangeable cross-reference
interchangeable
3006M53P1Interchangeable
interchangeable cross-reference
interchangeable
117511P91Interchangeable
interchangeable cross-reference
interchangeable
129-265Interchangeable
interchangeable cross-reference
interchangeable
543407Interchangeable
interchangeable cross-reference
interchangeable
14057Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1209172?
1209172 is a BEARING,BALL,ANNULAR manufactured by 3M.
What parts can replace 1209172?
There are 31 known substitutes for 1209172: 21279, 3006M53P1, 117511P91 and 28 more. Substitute compatibility should be verified for your specific system.
Is 1209172 still available?
1209172 is currently cancelled.
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