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SR144S4DB7-011 — BEARING,BALL,DUPLEX

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

SR144S4DB7-011: BEARING,BALL,DUPLEX.

The BEARING,BALL,DUPLEX is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_width: 0.2188 INCHES NOMINAL IN, load_direction: ANGULAR, surface_finish: GROUND, style_designator: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-116-4657, 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
SR144S4DB7-011
NSN: 3110-00-116-4657
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 70854 — SCHAEFFLER AEROSPACE USA CORP DIV SCHAEFFLER AEROSPACE USA CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
bore_diameter0.1250 INCHES NOMINAL IN
overall_width0.2188 INCHES NOMINAL IN
load_directionANGULAR
surface_finishGROUND
shield_quantity1
style_designatorCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
internal_clearance0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
overall_outside_diameter0.2500 INCHES NOMINAL IN
standard_tolerance_designationABEC NO.7
NSN3110-00-116-4657
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: SR144S4DB7-011 · 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 0.0005 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 1
•
STYLE DESIGNATOR: COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
•
OVERALL OUTSIDE DIAMETER: 0.2500 INCHES NOMINAL IN
•
LOAD DIRECTION: ANGULAR
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.7
TECHNICAL CHARACTERISTICS
INTERNAL CLEARANCE0.0003 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
SHIELD QUANTITY1
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH0.2188 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.2500 INCHES NOMINAL IN
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.7
BORE DIAMETER0.1250 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
805000Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 SR144S4DB7-011?
SR144S4DB7-011 is a BEARING,BALL,DUPLEX.
What parts can replace SR144S4DB7-011?
There is 1 known substitute for SR144S4DB7-011: 805000. Substitute compatibility should be verified for your specific system.
What is the NSN for SR144S4DB7-011?
SR144S4DB7-011 is cataloged in the U.S. Government catalog under NSN 3110-00-116-4657. 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.