PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 177003-100
177003-100 ✓ 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 material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 85.0 MILLIMETERS NOMINAL MM, overall_width: 18.0 MILLIMETERS NOMINAL MM, load_direction: RADIAL, surface_finish: GROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8934, 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
177003-100
NSN: 3110-00-144-8934
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter85.0 MILLIMETERS NOMINAL MM
overall_width18.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter145.0 MILLIMETERS NOMINAL MM
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
departure_from_cited_designatorAS MODIFIED BY OVERALL OUTSDE DIAMETER AND BY OVERALL WIDTH
NSN3110-00-144-8934
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 177003-100 · 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
•
LOAD DIRECTION: RADIAL
•
MATERIAL: STEEL OVERALL
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
BORE SHAPE: STRAIGHT
•
OVERALL OUTSIDE DIAMETER: 145.0 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE FINISHGROUND
LOAD DIRECTIONRADIAL
MATERIALSTEEL OVERALL
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
BORE SHAPESTRAIGHT
OVERALL OUTSIDE DIAMETER145.0 MILLIMETERS NOMINAL MM
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY OVERALL OUTSDE DIAMETER AND BY OVERALL WIDTH
BORE DIAMETER85.0 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
233-3/4Interchangeable
interchangeable cross-reference
interchangeable
27TF-3/4Interchangeable
interchangeable cross-reference
interchangeable
27 3-4Interchangeable
interchangeable cross-reference
interchangeable
117AInterchangeable
interchangeable cross-reference
interchangeable
4510PL1262127Interchangeable
interchangeable cross-reference
interchangeable
810-1385832Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 177003-100?
177003-100 is a BEARING,BALL,ANNULAR.
What parts can replace 177003-100?
There are 12 known substitutes for 177003-100: 233-3/4, 27TF-3/4, 27 3-4 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 177003-100?
177003-100 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-144-8934. 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