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ST-235 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

ST-235: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, bore_diameter: 40.00 MILLIMETERS NOMINAL MM, overall_width: 1.750 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, load_direction: RADIAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-144-8663, 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
ST-235
NSN: 3110-00-144-8663
NIINs: 001448663, 012418741
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
bore_diameter40.00 MILLIMETERS NOMINAL MM
overall_width1.750 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
load_directionRADIAL
overall_height3.875 INCHES NOMINAL3.875 INCHES NOMINAL IN
overall_length5.125 INCHES NOMINAL5.125 INCHES NOMINAL IN
surface_finishGROUND
mounting_methodFLANGE SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
NSN3110-00-144-8663
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: ST-235 · 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH23.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER40.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 9
610697Reference document
Same NSN cross-reference
Reference document — Secondary reference
900553Reference document
Same NSN cross-reference
Reference document — Secondary reference
25T819D7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
220622-25Reference document
Same NSN cross-reference
Reference document — Secondary reference
85659HReference document
Same NSN cross-reference
Reference document — Secondary reference
8032057Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ST-235?
ST-235 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace ST-235?
There are 9 known substitutes for ST-235: 610697, 900553, 25T819D7 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST-235?
ST-235 is cataloged in the U.S. Government catalog under NSN 3110-00-144-8663. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.