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JD9257 — BEARING,FAN AND WATER PUMP

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

JD9257: BEARING,FAN AND WATER PUMP.

The BEARING,FAN AND WATER PUMP is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: STEEL AND WOOL SEAL, overall_length: 5.7500 INCHES NOMINAL IN, style_designator: FAN AND WATER PUMP BALL TYPE, features_provided: LUBRICATION GROOVE, long_end_shaft_length: 1.8750 INCHES NOMINAL IN, short_end_shaft_length: 1.7500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-121-2803, 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
JD9257
NSN: 3110-01-121-2803
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 75160 — DEERE & CO (USA)
SPECIFICATIONS
materialSTEEL AND WOOL SEAL
overall_length5.7500 INCHES NOMINAL IN
style_designatorFAN AND WATER PUMP BALL TYPE
features_providedLUBRICATION GROOVE
long_end_shaft_length1.8750 INCHES NOMINAL IN
short_end_shaft_length1.7500 INCHES NOMINAL IN
long_end_shaft_diameter0.7465 INCHES NOMINAL IN
overall_outside_diameter1.5000 INCHES NOMINAL IN
short_end_shaft_diameter0.7465 INCHES NOMINAL IN
NSN3110-01-121-2803
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: JD9257 · 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
•
SHORT END SHAFT LENGTH: 1.7500 INCHES NOMINAL IN
•
LONG END SHAFT LENGTH: 1.8750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FAN AND WATER PUMP BALL TYPE
•
SHORT END SHAFT DIAMETER: 0.7465 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 1.5000 INCHES NOMINAL IN
•
FEATURES PROVIDED: LUBRICATION GROOVE
•
LONG END SHAFT DIAMETER: 0.7465 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
SHORT END SHAFT LENGTH1.7500 INCHES NOMINAL IN
LONG END SHAFT LENGTH1.8750 INCHES NOMINAL IN
STYLE DESIGNATORFAN AND WATER PUMP BALL TYPE
OVERALL LENGTH5.7500 INCHES NOMINAL IN
SHORT END SHAFT DIAMETER0.7465 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER1.5000 INCHES NOMINAL IN
FEATURES PROVIDEDLUBRICATION GROOVE
LONG END SHAFT DIAMETER0.7465 INCHES NOMINAL IN
MATERIALSTEEL OUTER RING
MATERIALSTEEL AND WOOL SEAL
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
88P802BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is JD9257?
JD9257 is a BEARING,FAN AND WATER PUMP.
What parts can replace JD9257?
There is 1 known substitute for JD9257: 88P802B. Substitute compatibility should be verified for your specific system.
What is the NSN for JD9257?
JD9257 is cataloged in the U.S. Government catalog under NSN 3110-01-121-2803. 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.