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Technical Data Sheet
PartsTable / COMPONENT / 7520489
7520489 ✓ 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: TIN ALLOY INNER LAYER, corner_shape: SQUARE ALL CORNERS, overall_length: 1.1410 INCHES MINIMUM AND 1.1510 INCHES MAXIMUM IN, style_designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES, surface_treatment: LEAD ALLOY RIGHT END SURFACE OF BODY, body_inside_diameter: 2.0025 INCHES MINIMUM AND 2.0030 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-662-8887, 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
7520489
NSN: 3120-00-662-8887
FSC: 3120
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialTIN ALLOY INNER LAYER
corner_shapeSQUARE ALL CORNERS
overall_length1.1410 INCHES MINIMUM AND 1.1510 INCHES MAXIMUM IN
style_designatorSEGMENTED, PLAIN, NO OUTSIDE FLANGES
surface_treatmentLEAD ALLOY RIGHT END SURFACE OF BODY
body_inside_diameter2.0025 INCHES MINIMUM AND 2.0030 INCHES MAXIMUM IN
body_outside_diameter2.1065 INCHES MINIMUM AND 2.1085 INCHES MAXIMUM IN
antirotation/lubrication_type_and_quantity2 HOLE
NSN3120-00-662-8887
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7520489 · 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: 2.1065 INCHES MINIMUM AND 2.1085 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 2.0025 INCHES MINIMUM AND 2.0030 INCHES MAXIMUM IN
•
MATERIAL: TIN ALLOY INNER LAYER
•
SURFACE TREATMENT: LEAD ALLOY RIGHT END SURFACE OF BODY
•
STYLE DESIGNATOR: SEGMENTED, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.1410 INCHES MINIMUM AND 1.1510 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.1065 INCHES MINIMUM AND 2.1085 INCHES MAXIMUM IN
BODY INSIDE DIAMETER2.0025 INCHES MINIMUM AND 2.0030 INCHES MAXIMUM IN
MATERIALTIN ALLOY INNER LAYER
SURFACE TREATMENTLEAD ALLOY RIGHT END SURFACE OF BODY
SURFACE TREATMENTLEAD ALLOY LEFT END SURFACE OF BODY
SURFACE TREATMENTLEAD ALLOY OUTSIDE DIAMETER SURFACE OF BODY
STYLE DESIGNATORSEGMENTED, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
MATERIALSTEEL OUTER LAYER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
B50066Interchangeable
interchangeable cross-reference
interchangeable
50066Interchangeable
interchangeable cross-reference
interchangeable
400797PC13Interchangeable
interchangeable cross-reference
interchangeable
49329Interchangeable
interchangeable cross-reference
interchangeable
49025Interchangeable
interchangeable cross-reference
interchangeable
16137Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7520489?
7520489 is a BEARING,SLEEVE.
What parts can replace 7520489?
There are 12 known substitutes for 7520489: B50066, 50066, 400797PC13 and 9 more. Substitute compatibility should be verified for your specific system.
Is 7520489 still available?
7520489 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026