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Technical Data Sheet
PartsTable / COMPONENT / W122N
W122N ✓ 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,SHELL is a the manufacturer industrial component. Key specifications include mounting_method: PRESS FIT, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT, semiconductor_material: SILICON, terminal_type_and_quantity: 3 UNINSULATED WIRE LEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-391-5864, 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
W122N
NSN: 3110-00-391-5864
FSC: 3110
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
mounting_methodPRESS FIT
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic310.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
NSN3110-00-391-5864
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: W122N · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
15-03409-00Interchangeable
interchangeable cross-reference
interchangeable
153409Interchangeable
interchangeable cross-reference
interchangeable
2N6534DInterchangeable
interchangeable cross-reference
interchangeable
G6665PC106Interchangeable
Same NIIN cross-reference
interchangeable
G6673-106Interchangeable
Same NIIN cross-reference
interchangeable
G7852PC20Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W122N?
W122N is a BEARING,SHELL.
What parts can replace W122N?
There are 11 known substitutes for W122N: 15-03409-00, 153409, 2N6534D and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W122N?
W122N is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-391-5864. 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