PartsTable
Technical Data Sheet
30-318 ✓ 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 length: 15.870 MILLIMETERS NOMINAL SQUARE END MM, material: STEEL OVERALL, cup_width: 36.0 MILLIMETERS NOMINAL MM, bore_shape: STRAIGHT, cone_width: 43.0 MILLIMETERS NOMINAL MM, head_angle: 15.0 DEGREES NOMINAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-156-8222, 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
30-318
NSN: 3110-00-156-8222
FSC: 3110
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
length15.870 MILLIMETERS NOMINAL SQUARE END MM
materialSTEEL OVERALL
cup_width36.0 MILLIMETERS NOMINAL MM
bore_shapeSTRAIGHT
cone_width43.0 MILLIMETERS NOMINAL MM
head_angle15.0 DEGREES NOMINAL
bore_diameter90.0 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MINIMUM
overall_width46.5 MILLIMETERS NOMINAL MM
thread_length46.000 MILLIMETERS NOMINAL MM
flute_quantity4
inclosure_typeFULLY INCLOSED
NSN3110-00-156-8222
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 30-318 · 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 OUTER RING
STYLE DESIGNATOR: COUNTERBORED OUTER RING, NON-SEPARABLE
SURFACE FINISH: GROUND
LOAD DIRECTION: ANGULAR
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH43.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
MATERIALSTEEL BALL
MATERIALSTEEL INNER RING
SURFACE FINISHGROUND
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER90.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER190.00 MILLIMETERS NOMINAL MM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
7318Interchangeable
interchangeable cross-reference
interchangeable
A-A-59589Interchangeable
interchangeable cross-reference
interchangeable
6318ZMAXInterchangeable
interchangeable cross-reference
interchangeable
A-A-59585Interchangeable
interchangeable cross-reference
interchangeable
205RD2BE505A015B14S6914HInterchangeable
interchangeable cross-reference
interchangeable
8772Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30-318?
30-318 is a BEARING,BALL,ANNULAR.
What parts can replace 30-318?
There are 16 known substitutes for 30-318: 7318, A-A-59589, 6318ZMAX and 13 more. Substitute compatibility should be verified for your specific system.
Is 30-318 still available?
30-318 is currently cancelled.
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