PartsTable
Technical Data Sheet
ST284 ✓ 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 BALL, body_width: 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN, bore_shape: STRAIGHT, head_style: PAN, body_height: 0.750 INCHES MAXIMUM IN, body_length: 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-155-6446, 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
ST284
NSN: 3110-00-155-6446
FSC: 3110
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
materialSTEEL BALL
body_width0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
head_stylePAN
body_height0.750 INCHES MAXIMUM IN
body_length0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM IN
head_height0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN
thread_class3A A
bore_diameter85.00 MILLIMETERS NOMINAL MM
head_diameter0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
overall_width28.0 MILLIMETERS NOMINAL MM
thread_length0.308 INCHES MINIMUM AND 0.338 INCHES MAXIMUM IN
NSN3110-00-155-6446
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: ST284 · 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
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
LOAD DIRECTION: RADIAL
STYLE DESIGNATOR: LOADING GROOVE, NON-SEPARABLE
MATERIAL: STEEL BALL
SURFACE FINISH: GROUND
OVERALL OUTSIDE DIAMETER: 150.00 MILLIMETERS NOMINAL MM
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
LOAD DIRECTIONRADIAL
STYLE DESIGNATORLOADING GROOVE, NON-SEPARABLE
MATERIALSTEEL BALL
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
SURFACE FINISHGROUND
OVERALL OUTSIDE DIAMETER150.00 MILLIMETERS NOMINAL MM
OVERALL WIDTH28.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
41217Interchangeable
interchangeable cross-reference
interchangeable
901217Interchangeable
interchangeable cross-reference
interchangeable
M85049/138-33AInterchangeable
interchangeable cross-reference
interchangeable
10125974-112Interchangeable
interchangeable cross-reference
interchangeable
ES2426-02A032Interchangeable
interchangeable cross-reference
interchangeable
M461Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST284?
ST284 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace ST284?
There are 22 known substitutes for ST284: 41217, 901217, M85049/138-33A and 19 more. Substitute compatibility should be verified for your specific system.
Is ST284 still available?
ST284 is currently cancelled.
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