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Technical Data Sheet
PartsTable / COMPONENT / W1590Q
W1590Q ✓ 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 TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 5140 OVERALL, overall_length: 1.0000 INCHES NOMINAL IN, style_designator: NEEDLE ROLLER, SPHERICAL ENDS, rolling_element_diameter: 0.2325 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-2830, 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
W1590Q
NSN: 3110-00-198-2830
FSC: 3110
CAGE: 85371 — APPLIED INDUSTRIAL TECHNOLOGIES -- PA LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 5140 OVERALL
overall_length1.0000 INCHES NOMINAL IN
style_designatorNEEDLE ROLLER, SPHERICAL ENDS
rolling_element_diameter0.2325 INCHES NOMINAL IN
NSN3110-00-198-2830
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: W1590Q · 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
•
STYLE DESIGNATOR: NEEDLE ROLLER, SPHERICAL ENDS
•
MATERIAL: STEEL COMP 5140 OVERALL
•
ROLLING ELEMENT DIAMETER: 0.2325 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.0000 INCHES NOMINAL IN
STYLE DESIGNATORNEEDLE ROLLER, SPHERICAL ENDS
MATERIALSTEEL COMP 5140 OVERALL
ROLLING ELEMENT DIAMETER0.2325 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
T-9726Interchangeable
interchangeable cross-reference
interchangeable
9726Interchangeable
interchangeable cross-reference
interchangeable
ABT9726Interchangeable
interchangeable cross-reference
interchangeable
678947Interchangeable
interchangeable cross-reference
interchangeable
WTB17380Interchangeable
interchangeable cross-reference
interchangeable
17380Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W1590Q?
W1590Q is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace W1590Q?
There are 16 known substitutes for W1590Q: T-9726, 9726, ABT9726 and 13 more. Substitute compatibility should be verified for your specific system.
Is W1590Q still available?
W1590Q 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