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Technical Data Sheet
PartsTable / COMPONENT / LS3859-4-55
LS3859-4-55 ✓ 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 COMP 8630 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.7090 INCHES MINIMUM AND 1.7190 INCHES MAXIMUM IN, surface_finish: 125.0 MICROINCHES INTERMEDIATE LAYER, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: CADMIUM OUTSIDE DIAMETER SURFACE OF BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-492-7462, 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
LS3859-4-55
NSN: 3120-00-492-7462
FSC: 3120
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 8630 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.7090 INCHES MINIMUM AND 1.7190 INCHES MAXIMUM IN
surface_finish125.0 MICROINCHES INTERMEDIATE LAYER
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentCADMIUM OUTSIDE DIAMETER SURFACE OF BODY
body_inside_diameter0.2500 INCHES MINIMUM AND 0.2508 INCHES MAXIMUM IN
body_outside_diameter0.3761 INCHES MINIMUM AND 0.3766 INCHES MAXIMUM IN
NSN3120-00-492-7462
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: LS3859-4-55 · 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 COMP 8630 OVERALL
•
SURFACE TREATMENT: CADMIUM RIGHT END SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY INSIDE DIAMETER: 0.2500 INCHES MINIMUM AND 0.2508 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 8630 OVERALL
SURFACE TREATMENTCADMIUM RIGHT END SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
OVERALL LENGTH1.7090 INCHES MINIMUM AND 1.7190 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2500 INCHES MINIMUM AND 0.2508 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM LEFT END SURFACE OF BODY
SURFACE TREATMENTCADMIUM OUTSIDE DIAMETER SURFACE OF BODY
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH125.0 MICROINCHES INTERMEDIATE LAYER
BODY OUTSIDE DIAMETER0.3761 INCHES MINIMUM AND 0.3766 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
0227Interchangeable
interchangeable cross-reference
interchangeable
1227Interchangeable
interchangeable cross-reference
interchangeable
LS3859-8-9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LS3859-4-55?
LS3859-4-55 is a BUSHING,SLEEVE.
What parts can replace LS3859-4-55?
There are 3 known substitutes for LS3859-4-55: 0227, 1227, LS3859-8-9. Substitute compatibility should be verified for your specific system.
What is the NSN for LS3859-4-55?
LS3859-4-55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-492-7462. 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