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145DS203-1 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

145DS203-1: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN, overall_width: 0.8268 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-114-6322, 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
145DS203-1
NSN: 3110-01-114-6322
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 77272 — THE BOEING COMPANY (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter2.1651 INCHES MINIMUM AND 2.1654 INCHES MAXIMUM IN
overall_width0.8268 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
special_featuresBRASS 471030,52676,RETAINER
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
precious_materialSILVER
overall_outside_diameter3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
precious_material_and_locationINNER RING AND BALL POCKETS SILVER
standard_tolerance_designationABEC NO.5
NSN3110-01-114-6322
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 145DS203-1 · 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
•
SURFACE FINISH: GROUND
•
PRECIOUS MATERIAL: SILVER
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: 471563,52676 MFR REF SINGLE MATERIAL RESPONSE BALL
•
OVERALL OUTSIDE DIAMETER: 3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
PRECIOUS MATERIALSILVER
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION471563,52676 MFR REF SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION471563,52676 MFR REF SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION471563,52676 MFR REF SINGLE MATERIAL RESPONSE OUTER RING
OVERALL WIDTH0.8268 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER3.9367 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 145DS203-1?
145DS203-1 is a BEARING,BALL,ANNULAR.
What is the NSN for 145DS203-1?
145DS203-1 is cataloged in the U.S. Government catalog under NSN 3110-01-114-6322. This indicates validated use in U.S. government and defense supply chains.
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