PartsTable
Technical Data Sheet
Download PDF

3TAS12-16UDB10-1A345 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

3TAS12-16UDB10-1A345: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include bore_diameter: 0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN, overall_width: 0.3120 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND, internal_clearance: 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN, overall_outside_diameter: 0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-151-0661, 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
3TAS12-16UDB10-1A345
NSN: 3110-01-151-0661
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 78118 — MPB CORPORATION DBA MPB CORP (USA)
SPECIFICATIONS
bore_diameter0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
overall_width0.3120 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
internal_clearance0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
overall_outside_diameter0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
standard_tolerance_designationABEC NO.5
NSN3110-01-151-0661
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3TAS12-16UDB10-1A345 · 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
•
INTERNAL CLEARANCE: 0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
•
LOAD DIRECTION: ANGULAR
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.5
•
BORE DIAMETER: 0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
OVERALL WIDTH0.3120 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.5
BORE DIAMETER0.7498 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
58758Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 3TAS12-16UDB10-1A345?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3TAS12-16UDB10-1A345?
3TAS12-16UDB10-1A345 is a BEARING,BALL,DUPLEX.
What parts can replace 3TAS12-16UDB10-1A345?
There is 1 known substitute for 3TAS12-16UDB10-1A345: 58758. Substitute compatibility should be verified for your specific system.
What is the NSN for 3TAS12-16UDB10-1A345?
3TAS12-16UDB10-1A345 is cataloged in the U.S. Government catalog under NSN 3110-01-151-0661. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3TAS12-16UDB10-1A345

✓ 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.