Lock Washer 4000744

positive OEM
Cummins
Part# 4000744
note
Lock washer securing fasteners against vibration-induced loosening.
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Extended Lead Time
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Description

The Cummins Lock Washer (4000744) is a mechanical fastening component designed to prevent loosening of bolts and nuts under vibration and torque. It secures fasteners in heavy-duty assemblies, maintaining structural integrity in demanding operational environments.

Key Specifications

  • Application: QSK45 CM500, QSK60 CM500, QSK60 CM850 MCRS engines
  • Function: Prevents fastener loosening under vibration
  • Compatibility: Heavy-duty commercial engines and truck assemblies
  • Construction: High-strength metal alloy
  • Features: Locking mechanism, corrosion resistance, vibration resistance
  • Quality: OEM Cummins part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

For more shipping information, please see our Shipping & Delivery page.

More Information

Current Part# 4000744
Type OEM
Part# variations 4000744 CUM,
4000744CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty