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Technical Data Sheet
PartsTable / COMPONENT / 9045-4
9045-4 ✓ 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

PARTS KIT,BEARING REPLACEMENT,ME. Key specifications include general_characteristics_item_description: CRES 321 AMS 5576,FSCM 01496,0.750 IN. OD,0.062 IN.

THK 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 3120-01-049-1204, 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
9045-4
NSN: 3120-01-049-1204
FSC: 3120
CAGE: 08752 — PARKER-HANNIFIN CORP FLUIDPOWER GROUP MOBILE HYDRAULICS DIV (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCRES 321 AMS 5576,FSCM 01496,0.750 IN. OD,0.062 IN. THK IN
NSN3120-01-049-1204
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 9045-4 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESKIT INCLUDES:2 EACH OF MBD391A WASHERS,2 EACH OF MBD-391 WASHERS,AND 1 BEARING RETAINER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
120184Interchangeable
interchangeable cross-reference
interchangeable
900159Interchangeable
interchangeable cross-reference
interchangeable
SX410AInterchangeable
interchangeable cross-reference
interchangeable
SX410Interchangeable
interchangeable cross-reference
interchangeable
120274Interchangeable
interchangeable cross-reference
interchangeable
9045-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9045-4?
9045-4 is a PARTS KIT,BEARING REPLACEMENT,ME.
What parts can replace 9045-4?
There are 11 known substitutes for 9045-4: 120184, 900159, SX410A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9045-4?
9045-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-049-1204. 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