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8737839 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

8737839: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT, bore_diameter: 1.1811 INCHES NOMINAL IN, overall_width: 0.7480 INCHES NOMINAL IN, load_direction: RADIAL, surface_finish: GROUND, bearing_seal_type: CONTACT. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-151-2546, 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
8737839
NSN: 3110-01-151-2546
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
bore_shapeSTRAIGHT
bore_diameter1.1811 INCHES NOMINAL IN
overall_width0.7480 INCHES NOMINAL IN
seal_quantity2
load_directionRADIAL
surface_finishGROUND
bearing_seal_typeCONTACT
end_item_identificationATAC M108/9 ENGINE,COOLING FAN ASSY
overall_outside_diameter2.8346 INCHES NOMINAL IN
internal_fit-up_designationSTANDARD
standard_tolerance_designationABEC NO.1
NSN3110-01-151-2546
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 8737839 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BEARING SEAL TYPE: CONTACT
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
OVERALL OUTSIDE DIAMETER: 2.8346 INCHES NOMINAL IN
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
•
SEAL QUANTITY: 2
TECHNICAL CHARACTERISTICS
BEARING SEAL TYPECONTACT
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
OVERALL WIDTH0.7480 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER2.8346 INCHES NOMINAL IN
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SEAL QUANTITY2
END ITEM IDENTIFICATIONATAC M108/9 ENGINE,COOLING FAN ASSY
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SUBSTITUTES & CROSS-REFERENCES 1
1384366Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8737839?
8737839 is a BEARING,BALL,ANNULAR.
What parts can replace 8737839?
There is 1 known substitute for 8737839: 1384366. Substitute compatibility should be verified for your specific system.
What is the NSN for 8737839?
8737839 is cataloged in the U.S. Government catalog under NSN 3110-01-151-2546. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.