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Technical Data Sheet
PartsTable / COMPONENT / 177039-14
177039-14 ✓ 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: 3.0000 INCHES NOMINAL IN, overall_width: 0.7500 INCHES NOMINAL IN, 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 3110-00-155-8957, 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
177039-14
NSN: 3110-00-155-8957
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter3.0000 INCHES NOMINAL IN
overall_width0.7500 INCHES NOMINAL IN
load_directionRADIAL
surface_finishGROUND
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
overall_outside_diameter4.5000 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
nondefinitive_spec/std_data115 TYPE AND 00 GRADE
retainer_fabrication_methodPRESSED
standard_tolerance_designationABEC NO.1
NSN3110-00-155-8957
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 177039-14 · 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
•
BORE DIAMETER: 3.0000 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 4.5000 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: 115 TYPE AND 00 GRADE
•
BORE SHAPE: STRAIGHT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MATERIAL: STEEL OVERALL
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY OVERALL OUTSIDE DIAMETER
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER3.0000 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER4.5000 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATA115 TYPE AND 00 GRADE
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
MATERIALSTEEL OVERALL
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY OVERALL OUTSIDE DIAMETER
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
NONDEFINITIVE SPEC/STD DATA115 TYPE AND 00 GRADE
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
XLS3Interchangeable
interchangeable cross-reference
interchangeable
M0DEL11609Interchangeable
interchangeable cross-reference
interchangeable
13H3103LTInterchangeable
interchangeable cross-reference
interchangeable
A3105612Interchangeable
interchangeable cross-reference
interchangeable
T-1378Interchangeable
interchangeable cross-reference
interchangeable
89954Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 177039-14?
177039-14 is a BEARING,BALL,ANNULAR.
What parts can replace 177039-14?
There are 23 known substitutes for 177039-14: XLS3, M0DEL11609, 13H3103LT and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 177039-14?
177039-14 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-8957. 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