PartsTable
Technical Data Sheet
103K ✓ 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

PROTECTOR,THERMAL-OVERLOAD,ELECT. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, body_length: 0.775 INCHES MAXIMUM IN, bore_diameter: 15.00 MILLIMETERS NOMINAL MM, overall_width: 0.757 INCHES MAXIMUM IN, load_direction: RADIAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-2965, 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
103K
NSN: 3110-00-554-2965
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
body_length0.775 INCHES MAXIMUM IN
bore_diameter15.00 MILLIMETERS NOMINAL MM
overall_width0.757 INCHES MAXIMUM IN
load_directionRADIAL
overall_length1.023 INCHES MAXIMUM IN
surface_finishGROUND
terminal_length0.248 INCHES MAXIMUM IN
style_designatorOVAL BODY, PIN TERMINALS
overall_thickness0.352 INCHES MAXIMUM IN
mode_of_oscillationFUNDAMENTAL
NSN3110-00-554-2965
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 103K · 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 SHAPE: STRAIGHT
BORE DIAMETER: 15.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL: STEEL OVERALL
OVERALL OUTSIDE DIAMETER: 37.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
RETAINER FABRICATION METHOD: PRESSED
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
BORE SHAPESTRAIGHT
BORE DIAMETER15.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER37.00 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
OVERALL WIDTH9.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
203434-1Interchangeable
interchangeable cross-reference
interchangeable
103AInterchangeable
interchangeable cross-reference
interchangeable
T03-33Interchangeable
interchangeable cross-reference
interchangeable
MX382GRA4Interchangeable
interchangeable cross-reference
interchangeable
SCD28053-31FTInterchangeable
interchangeable cross-reference
interchangeable
103BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 103K?
103K is a PROTECTOR,THERMAL-OVERLOAD,ELECT.
What parts can replace 103K?
There are 18 known substitutes for 103K: 203434-1, 103A, T03-33 and 15 more. Substitute compatibility should be verified for your specific system.
Is 103K still available?
103K is currently cancelled.
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