PartsTable
Technical Data Sheet
187680 ✓ 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 HALF,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flow_angle: 90.0 DEGREES, leg_length: 2.000 INCHES NOMINAL FIRST END IN, seat_angle: 37.0 DEGREES FIRST END, flange_shape: RECTANGULAR WITH HOLES SECOND END, thread_class: 3A FIRST END A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-593-1507, 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
187680
NSN: 3120-00-593-1507
FSC: 3120
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flow_angle90.0 DEGREES
leg_length2.000 INCHES NOMINAL FIRST END IN
seat_angle37.0 DEGREES FIRST END
flange_shapeRECTANGULAR WITH HOLES SECOND END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
nominal_thickness0.156 INCHES SECOND END IN
bolt_hole_quantity4 SECOND END
flange_face_designPLAIN SECOND END
nominal_thread_size1.312 INCHES FIRST END IN
NSN3120-00-593-1507
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 187680 · 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
BODY OUTSIDE DIAMETER: 4.7495 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN
CORNER SHAPE: SQUARE ALL CORNERS
BODY INSIDE DIAMETER: 4.5020 INCHES MINIMUM AND 4.5040 INCHES MAXIMUM IN
STYLE DESIGNATOR: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER4.7495 INCHES MINIMUM AND 4.7500 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
BODY INSIDE DIAMETER4.5020 INCHES MINIMUM AND 4.5040 INCHES MAXIMUM IN
STYLE DESIGNATORHALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
187680Interchangeable
interchangeable cross-reference
interchangeable
5-6355Interchangeable
interchangeable cross-reference
interchangeable
44388Interchangeable
interchangeable cross-reference
interchangeable
74766143Interchangeable
interchangeable cross-reference
interchangeable
N391M35Interchangeable
interchangeable cross-reference
interchangeable
12502Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 187680?
187680 is a BEARING HALF,SLEEVE.
What parts can replace 187680?
There are 8 known substitutes for 187680: 187680, 5-6355, 44388 and 5 more. Substitute compatibility should be verified for your specific system.
Is 187680 still available?
187680 is currently cancelled.
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