PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 63955-5
63955-5 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: STEEL WASHER, alignment_type: RIGID, overall_height: 0.6250 INCHES NOMINAL IN, surface_finish: GROUND, style_designator: GROOVED RACE SURFACE, bore_smallest_diameter: 1.1250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-1718, 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
63955-5
NSN: 3110-00-156-1718
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL WASHER
alignment_typeRIGID
overall_height0.6250 INCHES NOMINAL IN
surface_finishGROUND
style_designatorGROOVED RACE SURFACE
bore_smallest_diameter1.1250 INCHES NOMINAL IN
overall_outside_diameter1.9062 INCHES NOMINAL IN
standard_tolerance_designationAFBMA STD TOLERANCE FOR THRUST BEARINGS
thrust_directional_capability_designationSINGLE
NSN3110-00-156-1718
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 63955-5 · 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 SMALLEST DIAMETER: 1.1250 INCHES NOMINAL IN
•
ALIGNMENT TYPE: RIGID
•
OVERALL OUTSIDE DIAMETER: 1.9062 INCHES NOMINAL IN
•
THRUST DIRECTIONAL CAPABILITY DESIGNATION: SINGLE
•
SURFACE FINISH: GROUND
•
STANDARD TOLERANCE DESIGNATION: AFBMA STD TOLERANCE FOR THRUST BEARINGS
•
STYLE DESIGNATOR: GROOVED RACE SURFACE
•
MATERIAL: STEEL BALL
TECHNICAL CHARACTERISTICS (FLIS)
BORE SMALLEST DIAMETER1.1250 INCHES NOMINAL IN
ALIGNMENT TYPERIGID
OVERALL OUTSIDE DIAMETER1.9062 INCHES NOMINAL IN
THRUST DIRECTIONAL CAPABILITY DESIGNATIONSINGLE
SURFACE FINISHGROUND
STANDARD TOLERANCE DESIGNATIONAFBMA STD TOLERANCE FOR THRUST BEARINGS
STYLE DESIGNATORGROOVED RACE SURFACE
MATERIALSTEEL BALL
MATERIALSTEEL WASHER
OVERALL HEIGHT0.6250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
6BInterchangeable
interchangeable cross-reference
interchangeable
152 1541Interchangeable
interchangeable cross-reference
interchangeable
09Interchangeable
interchangeable cross-reference
interchangeable
A-A-1588 SIZE 7Interchangeable
interchangeable cross-reference
interchangeable
A-A-160Interchangeable
interchangeable cross-reference
interchangeable
309GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 63955-5?
63955-5 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 63955-5?
There are 25 known substitutes for 63955-5: 6B, 152 1541, 09 and 22 more. Substitute compatibility should be verified for your specific system.
Is 63955-5 still available?
63955-5 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