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Technical Data Sheet

SYH3/4WMU — BEARING,FAN AND WATER PUMP

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

SYH3/4WMU: 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 BEARING, seal_type: CONTACT, block_type: FIXED, base_length: 1.340 INCHES NOMINAL IN, bore_diameter: 0.7500 INCHES NOMINAL IN, housing_width: 5.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-227-0663, 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
SYH3/4WMU
NSN: 3130-01-227-0663
FSC: 3130 — Bearings, Mounted
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL BEARING
seal_typeCONTACT
block_typeFIXED
base_length1.340 INCHES NOMINAL IN
bore_diameter0.7500 INCHES NOMINAL IN
housing_width5.000 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.470 INCHES NOMINAL IN
housing_height2.500 INCHES NOMINAL IN
shaft_end_typeOPEN
special_featuresNO LOCKING COLLAR PROVIDED; LUBE FITTING COMPATABLE GREASE GUN 10915142
NSN3130-01-227-0663
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SYH3/4WMU · 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
•
SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 1.340 INCHES NOMINAL IN
•
HOUSING HEIGHT: 2.500 INCHES NOMINAL IN
•
MOUNTING SLOT LENGTH: 0.780 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MOUNTING HOLE TYPE: SLOTTED
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH1.340 INCHES NOMINAL IN
HOUSING HEIGHT2.500 INCHES NOMINAL IN
MOUNTING SLOT LENGTH0.780 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
MOUNTING HOLE TYPESLOTTED
ROTATING ELEMENT LOCKING METHODSTRAIGHT SLEEVE
SEAL LOCATIONBOTH ENDS
SUBSTITUTES & CROSS-REFERENCES 6
SYH12WMXReference document
Same NSN cross-reference
Reference document — Secondary reference
SYH3/4WMXReference document
Same NSN cross-reference
Reference document — Secondary reference
1263-00-D FIND NO 2Reference document
Same NSN cross-reference
Reference document — Secondary reference
12313690Reference document
Same NSN cross-reference
Reference document — Secondary reference
RAK3/4 A2485Reference document
Same NSN cross-reference
Reference document — Secondary reference
P2BL 012-WFReference 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 SYH3/4WMU?
SYH3/4WMU is a BEARING,FAN AND WATER PUMP.
What parts can replace SYH3/4WMU?
There are 6 known substitutes for SYH3/4WMU: SYH12WMX, SYH3/4WMX, 1263-00-D FIND NO 2 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SYH3/4WMU?
SYH3/4WMU is cataloged in the U.S. Government catalog under NSN 3130-01-227-0663. This indicates validated use in U.S. government and defense supply chains.
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