PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 4120-6446-001
4120-6446-001 ✓ 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: COPPER ALLOY 544 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.1875 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM IN, body_outside_diameter: 0.2510 INCHES MINIMUM AND 0.2520 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 3120-00-448-4842, 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
4120-6446-001
NSN: 3120-00-448-4842
FSC: 3120
CAGE: K0656 — BAE SYSTEMS (OPERATIONS) LIMITED (GBR)
SPECIFICATIONS
materialCOPPER ALLOY 544 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.1875 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM IN
body_outside_diameter0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
NSN3120-00-448-4842
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4120-6446-001 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY INSIDE DIAMETER: 0.1875 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY 544 OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY OUTSIDE DIAMETER: 0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.3700 INCHES MINIMUM AND 0.3800 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
BODY INSIDE DIAMETER0.1875 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY 544 OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY OUTSIDE DIAMETER0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
E001574Interchangeable
interchangeable cross-reference
interchangeable
001574Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4120-6446-001?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4120-6446-001?
4120-6446-001 is a BEARING,SLEEVE.
What parts can replace 4120-6446-001?
There are 2 known substitutes for 4120-6446-001: E001574, 001574. Substitute compatibility should be verified for your specific system.
What is the NSN for 4120-6446-001?
4120-6446-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-448-4842. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4120-6446-001

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026