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MB0338 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BEARING HALF SET,SLEEVE is a the manufacturer industrial component. Key specifications include nonsupply_items_and_quantities: INTERNATIONAL HARVESTER CORP 1731YC BEARING HALF,SLEEVE; INTERNATIONAL HARVESTER CORP 1734YC BEARING HALF,SLEEVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-173-0260, 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
MB0338
NSN: 3120-00-173-0260
FSC: 3120
CAGE: 0AX87 — JPI TRANSPORTATION PRODUCTS INC (USA)
SPECIFICATIONS
nonsupply_items_and_quantitiesINTERNATIONAL HARVESTER CORP 1731YC BEARING HALF,SLEEVE; INTERNATIONAL HARVESTER CORP 1734YC BEARING HALF,SLEEVE
NSN3120-00-173-0260
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MB0338 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
NONSUPPLY ITEMS AND QUANTITIES: INTERNATIONAL HARVESTER CORP 1731YC BEARING HALF,SLEEVE; INTERNATIONAL HARVESTER CORP 1734YC BEARING HALF,SLEEVE
TECHNICAL CHARACTERISTICS (FLIS)
NONSUPPLY ITEMS AND QUANTITIESINTERNATIONAL HARVESTER CORP 1731YC BEARING HALF,SLEEVE; INTERNATIONAL HARVESTER CORP 1734YC BEARING HALF,SLEEVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
G73484-87Interchangeable
interchangeable cross-reference
interchangeable
3B1508Interchangeable
interchangeable cross-reference
interchangeable
L9791Interchangeable
interchangeable cross-reference
interchangeable
60-521PC119Interchangeable
interchangeable cross-reference
interchangeable
60-201PC119Interchangeable
interchangeable cross-reference
interchangeable
60-312PC119Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MB0338?
MB0338 is a BEARING HALF SET,SLEEVE.
What parts can replace MB0338?
There are 12 known substitutes for MB0338: G73484-87, 3B1508, L9791 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MB0338?
MB0338 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-173-0260. 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