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PartsTable / COMPONENT / 2S4245
2S4245 ✓ 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,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 2.1955 INCHES MINIMUM AND 2.2040 INCHES MAXIMUM IN, body_outside_diameter: 2.2780 INCHES MINIMUM AND 2.2995 INCHES MAXIMUM 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 3120-00-990-2255, 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
2S4245
NSN: 3120-00-990-2255
FSC: 3120
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter2.1955 INCHES MINIMUM AND 2.2040 INCHES MAXIMUM IN
body_outside_diameter2.2780 INCHES MINIMUM AND 2.2995 INCHES MAXIMUM IN
NSN3120-00-990-2255
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 2S4245 · 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
•
BODY OUTSIDE DIAMETER: 2.2780 INCHES MINIMUM AND 2.2995 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY INSIDE DIAMETER: 2.1955 INCHES MINIMUM AND 2.2040 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER2.2780 INCHES MINIMUM AND 2.2995 INCHES MAXIMUM IN
OVERALL LENGTH0.5520 INCHES MINIMUM AND 0.5720 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
BODY INSIDE DIAMETER2.1955 INCHES MINIMUM AND 2.2040 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
36-774Interchangeable
interchangeable cross-reference
interchangeable
3503Interchangeable
interchangeable cross-reference
interchangeable
33-774Interchangeable
interchangeable cross-reference
interchangeable
212110SEALInterchangeable
interchangeable cross-reference
interchangeable
3314727Interchangeable
interchangeable cross-reference
interchangeable
46624Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2S4245?
2S4245 is a BEARING,SLEEVE.
What parts can replace 2S4245?
There are 10 known substitutes for 2S4245: 36-774, 3503, 33-774 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2S4245?
2S4245 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-990-2255. 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