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Technical Data Sheet
PartsTable / COMPONENT / 3-8BALLGRADE4
3-8BALLGRADE4 ✓ 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 BALL,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, special_features: METALLIC HARDNESS RATING ROCKWELL C MIN 60.0 IN. AND MAX 67.0 IN.

IN, rolling_element_diameter: 0.3750 INCHES NOMINAL IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-2366, 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
3-8BALLGRADE4
NSN: 3110-00-198-2366
FSC: 3110
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
special_featuresMETALLIC HARDNESS RATING ROCKWELL C MIN 60.0 IN. AND MAX 67.0 IN. IN
rolling_element_diameter0.3750 INCHES NOMINAL IN
NSN3110-00-198-2366
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 3-8BALLGRADE4 · 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
•
ROLLING ELEMENT DIAMETER: 0.3750 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
ROLLING ELEMENT DIAMETER0.3750 INCHES NOMINAL IN
SPECIAL FEATURESMETALLIC HARDNESS RATING ROCKWELL C MIN 60.0 IN. AND MAX 67.0 IN. IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2933.1Interchangeable
interchangeable cross-reference
interchangeable
9000-S6202-74298Interchangeable
interchangeable cross-reference
interchangeable
11250-101Interchangeable
interchangeable cross-reference
interchangeable
104572Interchangeable
interchangeable cross-reference
interchangeable
10018Interchangeable
interchangeable cross-reference
interchangeable
29331Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3-8BALLGRADE4?
3-8BALLGRADE4 is a BALL,BEARING.
What parts can replace 3-8BALLGRADE4?
There are 13 known substitutes for 3-8BALLGRADE4: 2933.1, 9000-S6202-74298, 11250-101 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3-8BALLGRADE4?
3-8BALLGRADE4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-198-2366. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026