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D-103-15 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

D-103-15: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: PLASTIC OVERALL EXCEPT INSULATION, bore_shape: STRAIGHT, bore_diameter: 17.00 MILLIMETERS NOMINAL MM, overall_width: 12.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, overall_length: 0.750 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-278-7509, 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
D-103-15
NSN: 3110-00-278-7509
NIINs: 002787509, 011357088
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 32242 — JOHNSON CONTROLS, INC DIV BUILDING EFFICIENCY (USA)
SPECIFICATIONS
materialPLASTIC OVERALL EXCEPT INSULATION
bore_shapeSTRAIGHT
bore_diameter17.00 MILLIMETERS NOMINAL MM
overall_width12.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
overall_length0.750 INCHES IN
surface_finishGROUND
shield_quantity2
special_features0.275 IN. MIN DIA ONE END,0.300 IN. MIN DIA OTHER END; 4 IN. MIN PREINSTALLED LEAD IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
basic_shape_styleHEAT SHRINKABLE
features_providedPLASTIC INSERT, MELTABLE
NSN3110-00-278-7509
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D-103-15 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
LUBRICATION MATERIAL: GREASE
•
INTERNAL FIT-UP DESIGNATION: LOOSE
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 40.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONLOOSE
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH12.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER40.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D-103-15?
D-103-15 is a BEARING,BALL,ANNULAR.
What is the NSN for D-103-15?
D-103-15 is cataloged in the U.S. Government catalog under NSN 3110-00-278-7509. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.