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Technical Data Sheet
PartsTable / COMPONENT / 425690-4
425690-4 ✓ 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,NEEDLE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_diameter: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN, overall_width: 1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN, alignment_type: RIGID, surface_finish: GROUND, style_designator: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND 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 3110-00-159-9534, 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
425690-4
NSN: 3110-00-159-9534
FSC: 3110
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_diameter1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
overall_width1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
alignment_typeRIGID
surface_finishGROUND
style_designatorNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
overall_outside_diameter2.4402 INCHES MINIMUM AND 2.4410 INCHES MAXIMUM IN
retainer_fabrication_methodPRESSED
NSN3110-00-159-9534
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 425690-4 · 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
•
ALIGNMENT TYPE: RIGID
•
BORE DIAMETER: 1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
OVERALL OUTSIDE DIAMETER: 2.4402 INCHES MINIMUM AND 2.4410 INCHES MAXIMUM IN
•
RETAINER FABRICATION METHOD: PRESSED
•
STYLE DESIGNATOR: NON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
TECHNICAL CHARACTERISTICS (FLIS)
ALIGNMENT TYPERIGID
BORE DIAMETER1.7495 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN
ALIGNMENT TYPERIGID
MATERIALSTEEL OVERALL
OVERALL OUTSIDE DIAMETER2.4402 INCHES MINIMUM AND 2.4410 INCHES MAXIMUM IN
RETAINER FABRICATION METHODPRESSED
OVERALL WIDTH1.3700 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN
STYLE DESIGNATORNON-SEPARABLE, WITH ROLLER RETAINER, HARDENED AND GROUND
SURFACE FINISHGROUND
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
31481Interchangeable
interchangeable cross-reference
interchangeable
50766Interchangeable
Ge87m-X
interchangeable
5T1966Interchangeable
interchangeable cross-reference
interchangeable
MD-1298/UInterchangeable
interchangeable cross-reference
interchangeable
50766-1CInterchangeable
interchangeable cross-reference
interchangeable
W1382AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 425690-4?
425690-4 is a BEARING,ROLLER,NEEDLE.
What parts can replace 425690-4?
There are 6 known substitutes for 425690-4: 31481, 50766, 5T1966 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 425690-4?
425690-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-159-9534. 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