PartsTable
Technical Data Sheet
856779 ✓ 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,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 2.4062 INCHES NOMINAL IN, material: COPPER ALLOY 937 OVERALL, corner_shape: SQUARE ALL CORNERS, outside_diameter: 3.3125 INCHES NOMINAL IN, style_designator: ROUND, overall_thickness: 0.1240 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-428-5682, 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
856779
NSN: 3120-00-428-5682
FSC: 3120
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
diameter2.4062 INCHES NOMINAL IN
materialCOPPER ALLOY 937 OVERALL
corner_shapeSQUARE ALL CORNERS
outside_diameter3.3125 INCHES NOMINAL IN
style_designatorROUND
overall_thickness0.1240 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
lubrication_featureGROOVE FLAT BEARING SURFACE
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
bearing_surface_hole_diameter0.1719 INCHES NOMINAL FIRST IN
bearing_surface_hole_quantity3 FIRST
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-428-5682
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 856779 · 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
LUBRICATION FEATURE: GROOVE FLAT BEARING SURFACE
DIAMETER: 2.4062 INCHES NOMINAL IN
BEARING SURFACE HOLE DIAMETER: 0.1719 INCHES NOMINAL FIRST IN
CORNER SHAPE: SQUARE ALL CORNERS
BEARING SURFACE HOLE QUANTITY: 3 FIRST
MATERIAL: COPPER ALLOY 937 OVERALL
CENTER HOLE SHAPE STYLE: ROUND
STYLE DESIGNATOR: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
DIAMETER2.4062 INCHES NOMINAL IN
BEARING SURFACE HOLE DIAMETER0.1719 INCHES NOMINAL FIRST IN
CORNER SHAPESQUARE ALL CORNERS
BEARING SURFACE HOLE QUANTITY3 FIRST
MATERIALCOPPER ALLOY 937 OVERALL
CENTER HOLE SHAPE STYLEROUND
STYLE DESIGNATORROUND
OVERALL THICKNESS0.1240 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
OUTSIDE DIAMETER3.3125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
954331Interchangeable
interchangeable cross-reference
interchangeable
A6393Interchangeable
interchangeable cross-reference
interchangeable
GPW5186Interchangeable
interchangeable cross-reference
interchangeable
14469Interchangeable
interchangeable cross-reference
interchangeable
42321Interchangeable
interchangeable cross-reference
interchangeable
8509747-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 856779?
856779 is a BEARING,WASHER,THRUST.
What parts can replace 856779?
There are 9 known substitutes for 856779: 954331, A6393, GPW5186 and 6 more. Substitute compatibility should be verified for your specific system.
Is 856779 still available?
856779 is currently cancelled.
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