PartsTable
Technical Data Sheet
238858 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, shaft_style: ROUND, shaft_length: 0.938 INCHES NOMINAL IN, actuator_type: SINGLE SHAFT, bore_diameter: 45.00 MILLIMETERS NOMINAL MM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-554-3466, 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
MRO MRO_GENERAL 238858
NSN: 3110-00-554-3466
FSC: 3110
CAGE: 65054 — WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
shaft_styleROUND
shaft_length0.938 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
bore_diameter45.00 MILLIMETERS NOMINAL MM
overall_width29.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
shaft_diameter0.250 INCHES NOMINAL IN
surface_finishGROUND
mounting_methodCLAMP RING(S)
overall_diameter2.000 INCHES NOMINAL IN
NSN3110-00-554-3466
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 238858 · 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
MATERIAL: STEEL OVERALL
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
INTERNAL FIT-UP DESIGNATION: STANDARD
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
RETAINER FABRICATION METHOD: PRESSED
OVERALL OUTSIDE DIAMETER: 120.00 MILLIMETERS NOMINAL MM
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH29.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
INTERNAL FIT-UP DESIGNATIONSTANDARD
STANDARD TOLERANCE DESIGNATIONABEC NO.1
RETAINER FABRICATION METHODPRESSED
OVERALL OUTSIDE DIAMETER120.00 MILLIMETERS NOMINAL MM
LOAD DIRECTIONRADIAL
SURFACE FINISHGROUND
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
7409Interchangeable
interchangeable cross-reference
interchangeable
12Z315-100Interchangeable
interchangeable cross-reference
interchangeable
907722P19Interchangeable
interchangeable cross-reference
interchangeable
72-6970-315Interchangeable
interchangeable cross-reference
interchangeable
72-6970-322Interchangeable
interchangeable cross-reference
interchangeable
271963Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 238858?
238858 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 238858?
There are 32 known substitutes for 238858: 7409, 12Z315-100, 907722P19 and 29 more. Substitute compatibility should be verified for your specific system.
Is 238858 still available?
238858 is currently cancelled.
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