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Technical Data Sheet
PartsTable / COMPONENT / SM1102KA
SM1102KA ✓ 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: 1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM IN, overall_width: 1.4320 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN, 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 3110-00-156-8103, 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
SM1102KA
NSN: 3110-00-156-8103
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL INNER RING
bore_shapeSTRAIGHT
bore_diameter1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM IN
overall_width1.4320 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN
load_directionRADIAL
surface_finishGROUND
outer_ring_width16.00 MILLIMETERS NOMINAL MM
style_designatorSINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
overall_outside_diameter2.4404 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN
internal_fit-up_designationSTANDARD
NSN3110-00-156-8103
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SM1102KA · 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
•
MATERIAL: STEEL INNER RING
•
STYLE DESIGNATOR: SINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
•
BORE SHAPE: STRAIGHT
•
SURFACE FINISH: GROUND
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL INNER RING
STYLE DESIGNATORSINGLE ROW BALL, NOT SELF-ALIGNING, INNER RING EXTENDED BOTH SIDES, WITH ECCENTRIC LOCKING COLLAR
MATERIALSTEEL OUTER RING
MATERIALSTEEL BALL
BORE SHAPESTRAIGHT
OVERALL WIDTH1.4320 INCHES MINIMUM AND 1.4370 INCHES MAXIMUM IN
SURFACE FINISHGROUND
LOAD DIRECTIONRADIAL
INTERNAL FIT-UP DESIGNATIONSTANDARD
BORE DIAMETER1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
700155Interchangeable
interchangeable cross-reference
interchangeable
1250-0259Interchangeable
interchangeable cross-reference
interchangeable
S1102Interchangeable
interchangeable cross-reference
interchangeable
90-178Interchangeable
interchangeable cross-reference
interchangeable
90-162Interchangeable
interchangeable cross-reference
interchangeable
NDC00264-1110-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM1102KA?
SM1102KA is a BEARING,BALL,ANNULAR.
What parts can replace SM1102KA?
There are 8 known substitutes for SM1102KA: 700155, 1250-0259, S1102 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM1102KA?
SM1102KA is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-8103. 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: July 2026