PartsTable
Technical Data Sheet
104B240 ✓ 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: 2.4680 INCHES NOMINAL IN, material: STEEL COMP 1010 OR STEEL COMP 1015 INNER LAYER, corner_shape: SQUARE ALL CORNERS, keyway_radius: 0.1560 INCHES NOMINAL IN, outside_diameter: 3.1250 INCHES NOMINAL IN, special_features: 3 GROOVES ON SIDE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-983-0770, 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
104B240
NSN: 3120-00-983-0770
FSC: 3120
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
diameter2.4680 INCHES NOMINAL IN
materialSTEEL COMP 1010 OR STEEL COMP 1015 INNER LAYER
corner_shapeSQUARE ALL CORNERS
keyway_radius0.1560 INCHES NOMINAL IN
keyway_quantity3
outside_diameter3.1250 INCHES NOMINAL IN
special_features3 GROOVES ON SIDE
style_designatorROUND W/KEYWAYS
overall_thickness0.0940 INCHES NOMINAL IN
lubrication_featureGROOVE FLAT BEARING SURFACE
washer_keyway_depth0.1560 INCHES NOMINAL IN
center_hole_shape_styleROUND
NSN3120-00-983-0770
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 104B240 · 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
MATERIAL: COPPER ALLOY OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J4600 COMP 794 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR: ROUND W/KEYWAYS
CORNER SHAPE: SQUARE ALL CORNERS
WASHER KEYWAY DEPTH: 0.1560 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
MATERIALCOPPER ALLOY OUTER LAYER
MATERIALSTEEL COMP 1010 OR STEEL COMP 1015 INNER LAYER
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J4600 COMP 794 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORROUND W/KEYWAYS
SPECIAL FEATURES3 GROOVES ON SIDE
CORNER SHAPESQUARE ALL CORNERS
WASHER KEYWAY DEPTH0.1560 INCHES NOMINAL IN
OUTSIDE DIAMETER3.1250 INCHES NOMINAL IN
OVERALL THICKNESS0.0940 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
WWP471Interchangeable
interchangeable cross-reference
interchangeable
WW-P-471-BDQBCHJInterchangeable
interchangeable cross-reference
interchangeable
MS51887-53ZInterchangeable
interchangeable cross-reference
interchangeable
240-0186-000Interchangeable
interchangeable cross-reference
interchangeable
240-0186-00Interchangeable
interchangeable cross-reference
interchangeable
10404-20Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 104B240?
104B240 is a BEARING,WASHER,THRUST.
What parts can replace 104B240?
There are 8 known substitutes for 104B240: WWP471, WW-P-471-BDQBCHJ, MS51887-53Z and 5 more. Substitute compatibility should be verified for your specific system.
Is 104B240 still available?
104B240 is currently cancelled.
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