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Technical Data Sheet
PartsTable / COMPONENT / A1309TS
A1309TS ✓ 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,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL ROLLER, bore_shape: STRAIGHT, bore_diameter: 45.00 MILLIMETERS NOMINAL MM, overall_width: 25.00 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: NONLOCATING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6515, 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
A1309TS
NSN: 3110-00-155-6515
FSC: 3110
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL ROLLER
bore_shapeSTRAIGHT
bore_diameter45.00 MILLIMETERS NOMINAL MM
overall_width25.00 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureNONLOCATING
style_designatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
overall_outside_diameter100.00 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-155-6515
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A1309TS · 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: 45.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
•
LOCATING FEATURE: NONLOCATING
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER45.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
MATERIALSTEEL INNER RING
MATERIALSTEEL OUTER RING
STYLE DESIGNATORSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
MATERIALSTEEL ROLLER
LOCATING FEATURENONLOCATING
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH25.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
U1207TMInterchangeable
interchangeable cross-reference
interchangeable
75-1228X258Interchangeable
interchangeable cross-reference
interchangeable
1228X258Interchangeable
interchangeable cross-reference
interchangeable
322PB3-T-RInterchangeable
interchangeable cross-reference
interchangeable
120-630Interchangeable
interchangeable cross-reference
interchangeable
502257Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1309TS?
A1309TS is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace A1309TS?
There are 35 known substitutes for A1309TS: U1207TM, 75-1228X258, 1228X258 and 32 more. Substitute compatibility should be verified for your specific system.
Is A1309TS still available?
A1309TS is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026