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AV12K24DDB — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

AV12K24DDB: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATION, bore_diameter: 0.1875 INCHES NOMINAL IN, overall_width: 0.2500 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, style_designator: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-013-4039, 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
AV12K24DDB
NSN: 3110-01-013-4039
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialOIL LUBRICATION
bore_diameter0.1875 INCHES NOMINAL IN
overall_width0.2500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
shield_quantity1
style_designatorNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
internal_clearance0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
bearing_preload_rating4.0 POUNDS NOMINAL LBS
overall_outside_diameter0.3750 INCHES NOMINAL IN
retainer_fabrication_methodSTAMPED
standard_tolerance_designationABEC NO. 5P
NSN3110-01-013-4039
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: AV12K24DDB · 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: STAMPED
•
BEARING PRELOAD RATING: 4.0 POUNDS NOMINAL LBS
•
INTERNAL CLEARANCE: 0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
•
OVERALL OUTSIDE DIAMETER: 0.3750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODSTAMPED
BEARING PRELOAD RATING4.0 POUNDS NOMINAL LBS
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE, TANDEM MOUNTING
OVERALL WIDTH0.2500 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.3750 INCHES NOMINAL IN
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO. 5P
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 9
SR1665PDK35-1/7Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SSRI6632ZDB3RA5P35L01PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
S6316RH5P35L0-2DReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SR1665PK35-1/7Reference document
Same NSN cross-reference
Reference document — Secondary reference
SR166SW4DB2 1/2-Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SR166SW4DB2 1/2-011Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 AV12K24DDB?
AV12K24DDB is a BEARING,BALL,DUPLEX.
What parts can replace AV12K24DDB?
There are 9 known substitutes for AV12K24DDB: SR1665PDK35-1/7, SSRI6632ZDB3RA5P35L01P, S6316RH5P35L0-2D and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AV12K24DDB?
AV12K24DDB is cataloged in the U.S. Government catalog under NSN 3110-01-013-4039. 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.