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Technical Data Sheet
PartsTable / COMPONENT / 179275
179275 ✓ 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,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include material: STEEL OUTER RING, bore_shape: STRAIGHT, bore_diameter: 80.0 MILLIMETERS NOMINAL MM, overall_width: 26.0 MILLIMETERS NOMINAL MM, surface_finish: GROUND, locating_feature: ONE DIRECTION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-106-5799, 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
179275
NSN: 3110-00-106-5799
FSC: 3110
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OUTER RING
bore_shapeSTRAIGHT
bore_diameter80.0 MILLIMETERS NOMINAL MM
overall_width26.0 MILLIMETERS NOMINAL MM
surface_finishGROUND
locating_featureONE DIRECTION
special_featuresMETALLIC HARDNESS RATING ROCKWELL C MIN 56.0 IN. AND MAX 63.0 IN. IN
style_designatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
overall_outside_diameter140.0 MILLIMETERS NOMINAL MM
rolling_element_diameter0.0625 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationRBEC NO.1
NSN3110-00-106-5799
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 179275 · 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
•
ROLLING ELEMENT DIAMETER: 0.0625 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR BALLS, GRADE 50
•
STYLE DESIGNATOR: BALL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMETALLIC HARDNESS RATING ROCKWELL C MIN 56.0 IN. AND MAX 63.0 IN. IN
ROLLING ELEMENT DIAMETER0.0625 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR BALLS, GRADE 50
STYLE DESIGNATORBALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7398218Interchangeable
interchangeable cross-reference
interchangeable
R216D1Interchangeable
interchangeable cross-reference
interchangeable
AA55598-25XC0Interchangeable
interchangeable cross-reference
interchangeable
179275Interchangeable
interchangeable cross-reference
interchangeable
175000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 179275?
179275 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace 179275?
There are 5 known substitutes for 179275: 7398218, R216D1, AA55598-25XC0 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 179275?
179275 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-106-5799. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026