PartsTable
Technical Data Sheet
409W ✓ 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, thread_class: 2A A, thread_length: 0.750 INCHES NOMINAL IN, special_features: FURNISHED WITH TWO NUTS AND ONE STRAP WASHER, style_designator: ROUND BEND, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-3286, 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
409W
NSN: 3110-00-554-3286
FSC: 3110
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A A
thread_length0.750 INCHES NOMINAL IN
special_featuresFURNISHED WITH TWO NUTS AND ONE STRAP WASHER
style_designatorROUND BEND
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
inside_distance_between_shanks1.375 INCHES NOMINAL IN
distance_from_inside_center_of_bend_to_bolt_end2.250 INCHES NOMINAL IN
NSN3110-00-554-3286
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 409W · 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
RETAINER FABRICATION METHOD: PRESSED
BORE SHAPE: STRAIGHT
INTERNAL FIT-UP DESIGNATION: STANDARD
LUBRICATION MATERIAL: LUBRICANT
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
LOAD DIRECTION: RADIAL
SURFACE FINISH: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH29.00 MILLIMETERS NOMINAL MM
RETAINER FABRICATION METHODPRESSED
BORE SHAPESTRAIGHT
INTERNAL FIT-UP DESIGNATIONSTANDARD
LUBRICATION MATERIALLUBRICANT
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
MATERIALSTEEL RETAINER
OVERALL OUTSIDE DIAMETER20.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
1191141Interchangeable
interchangeable cross-reference
interchangeable
149929Interchangeable
interchangeable cross-reference
interchangeable
D34000578-001Interchangeable
interchangeable cross-reference
interchangeable
101070Interchangeable
interchangeable cross-reference
interchangeable
79NTE054Interchangeable
interchangeable cross-reference
interchangeable
592506Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 409W?
409W is a BEARING,BALL,ANNULAR.
What parts can replace 409W?
There are 24 known substitutes for 409W: 1191141, 149929, D34000578-001 and 21 more. Substitute compatibility should be verified for your specific system.
Is 409W still available?
409W is currently cancelled.
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