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Technical Data Sheet
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20408DT — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

20408DT: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 27.0 MILLIMETERS NOMINAL MM, load_direction: ANGULAR, surface_finish: GROUND, style_designator: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-6833, 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
20408DT
NSN: 3110-00-156-6833
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width27.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
surface_finishGROUND
style_designatorUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
overall_outside_diameter110.00 MILLIMETERS NOMINAL MM
bearing_preload_designationLIGHT
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-156-6833
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 20408DT · 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
•
SURFACE FINISH: GROUND
•
BEARING PRELOAD DESIGNATION: LIGHT
•
STYLE DESIGNATOR: UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 110.00 MILLIMETERS NOMINAL MM
•
LOAD DIRECTION: ANGULAR
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
SURFACE FINISHGROUND
BEARING PRELOAD DESIGNATIONLIGHT
STYLE DESIGNATORUNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH27.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER110.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
H20408DTL1AReference document
Same NSN cross-reference
Reference document — Secondary reference
20408DUReference document
Same NSN cross-reference
Reference document — Secondary reference
7408C1TX9Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-171Reference document
Same NSN cross-reference
Reference document — Secondary reference
7408DTReference document
Same NSN cross-reference
Reference document — Secondary reference
20408Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20408DT?
20408DT is a BEARING,BALL,ANNULAR.
What parts can replace 20408DT?
There are 7 known substitutes for 20408DT: H20408DTL1A, 20408DU, 7408C1TX9 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20408DT?
20408DT is cataloged in the U.S. Government catalog under NSN 3110-00-156-6833. This indicates validated use in U.S. government and defense supply chains.
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