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Technical Data Sheet
PartsTable / COMPONENT / 01-20446
01-20446 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, corner_shape: SQUARE ALL CORNERS, hole_diameter: 0.4062 INCHES NOMINAL FIRST IN, overall_length: 2.9375 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 1.0625 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 3120-00-920-6181, 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
01-20446
NSN: 3120-00-920-6181
FSC: 3120
CAGE: 16662 — LIFT PARTS MFG CO INC DIV OF ECHLIN MFG CO THE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
corner_shapeSQUARE ALL CORNERS
hole_diameter0.4062 INCHES NOMINAL FIRST IN
overall_length2.9375 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.0625 INCHES NOMINAL IN
body_outside_diameter1.7500 INCHES NOMINAL IN
antirotation/lubrication_type_and_quantity2 HOLE
NSN3120-00-920-6181
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 01-20446 · 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
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.0625 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.7500 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.4062 INCHES NOMINAL FIRST IN
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 2 HOLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY INSIDE DIAMETER1.0625 INCHES NOMINAL IN
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.7500 INCHES NOMINAL IN
OVERALL LENGTH2.9375 INCHES NOMINAL IN
HOLE DIAMETER0.4062 INCHES NOMINAL FIRST IN
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
1204-46Interchangeable
interchangeable cross-reference
interchangeable
3200003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 01-20446?
01-20446 is a BUSHING,SLEEVE.
What parts can replace 01-20446?
There are 2 known substitutes for 01-20446: 1204-46, 3200003. Substitute compatibility should be verified for your specific system.
What is the NSN for 01-20446?
01-20446 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-920-6181. 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