PartsTable
Technical Data Sheet

D39-1/2 — BEARING,BALL,THRUST

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

D39-1/2: BEARING,BALL,THRUST.

The BEARING,BALL,THRUST is a the manufacturer industrial component. Key specifications include bore_diameter: 3.000 MILLIMETERS NOMINAL MM, special_features: SINGLE DIRECTION; W/RETAINER; INCH SIZES;WEIGHT 205 LBS; LBS, style_designator: GROOVED RACE SURFACE, BANDED OD, overall_outside_diameter: 4594.000 INCHES NOMINAL IN, smallest_outside_diameter: 3.000 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: BEARING,BALL,THRUST. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-605-0943, 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
D39-1/2
NSN: 3110-01-605-0943
NIINs: 016050943, 016687977
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 0ZF50 — MOTION INDUSTRIES INC (USA)
SPECIFICATIONS
bore_diameter3.000 MILLIMETERS NOMINAL MM
special_featuresSINGLE DIRECTION; W/RETAINER; INCH SIZES;WEIGHT 205 LBS; LBS
style_designatorGROOVED RACE SURFACE, BANDED OD
overall_outside_diameter4594.000 INCHES NOMINAL IN
smallest_outside_diameter3.000 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyBEARING,BALL,THRUST
NSN3110-01-605-0943
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: D39-1/2 · 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
•
STYLE DESIGNATOR: GROOVED RACE SURFACE, BANDED OD
•
OVERALL OUTSIDE DIAMETER: 4594.000 INCHES NOMINAL IN
•
SMALLEST OUTSIDE DIAMETER: 3.000 INCHES NOMINAL IN
•
BORE DIAMETER: 3.000 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORGROOVED RACE SURFACE, BANDED OD
OVERALL OUTSIDE DIAMETER4594.000 INCHES NOMINAL IN
SMALLEST OUTSIDE DIAMETER3.000 INCHES NOMINAL IN
SPECIAL FEATURESSINGLE DIRECTION; W/RETAINER; INCH SIZES;WEIGHT 205 LBS; LBS
PART NAME ASSIGNED BY CONTROLLING AGENCYAXIAL DEEP GROOVE BALL BEARING (SERIES D)
BORE DIAMETER3.000 MILLIMETERS NOMINAL MM
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D39-1/2?
D39-1/2 is a BEARING,BALL,THRUST.
What is the NSN for D39-1/2?
D39-1/2 is cataloged in the U.S. Government catalog under NSN 3110-01-605-0943. 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.