PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2251193
2251193 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include special_features: ALUMINUM ALLOY,QQ-A-250/18 COMP 7075 COND T6, end_item_identification: AIRCRAFT MODEL T38. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-555-5570, 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
2251193
NSN: 3110-00-555-5570
FSC: 3110
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
special_featuresALUMINUM ALLOY,QQ-A-250/18 COMP 7075 COND T6
end_item_identificationAIRCRAFT MODEL T38
NSN3110-00-555-5570
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 2251193 · 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
•
OVERALL OUTSIDE DIAMETER: 120.00 MILLIMETERS NOMINAL MM
•
BORE DIAMETER: 55.00 MILLIMETERS NOMINAL MM
•
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
•
MATERIAL: STEEL OVERALL
•
SURFACE FINISH: GROUND
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL OUTSIDE DIAMETER120.00 MILLIMETERS NOMINAL MM
BORE DIAMETER55.00 MILLIMETERS NOMINAL MM
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL OVERALL
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
OVERALL WIDTH29.0 MILLIMETERS NOMINAL MM
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
311SW1Interchangeable
interchangeable cross-reference
interchangeable
I72311Interchangeable
interchangeable cross-reference
interchangeable
4611Interchangeable
interchangeable cross-reference
interchangeable
310Interchangeable
interchangeable cross-reference
interchangeable
311WInterchangeable
interchangeable cross-reference
interchangeable
D311W12VInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2251193?
2251193 is a BEARING,BALL,ANNULAR.
What parts can replace 2251193?
There are 21 known substitutes for 2251193: 311SW1, I72311, 4611 and 18 more. Substitute compatibility should be verified for your specific system.
Is 2251193 still available?
2251193 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026