Hexagon Head Cap Screw 3558921

positive OEM
Cummins
Part# 3558921
note
Hex head cap screw for secure fastening in heavy-duty truck assemblies.
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Extended Lead Time
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Description

The Cummins Hexagon Head Cap Screw (3558921) is a specialized fastener designed to securely join heavy-duty truck components. It provides a strong threaded connection that maintains structural integrity under operational stresses and vibration. This screw is essential for fastening critical assemblies in commercial vehicle systems.

Key Specifications

  • Application: Cummins medium-duty, heavy-duty, industrial engines
  • Function: Fastens components to maintain assembly integrity
  • Compatibility: 6B5.9, B5.9 G, C GAS PLUS CM556, C8.3 G, QSB5.9 44 CM550, QSC8.3 CM554, 4B3.9, 6C8.3, ISB CM550, ISC CM554, ISL CM554, ISM CM570, ISX CM570, QSK45 CM500, QSK60 CM500, K38, K50, L10 CELECT, L10 GAS, M11 CELECT, M11 CELECT PLUS, M11 MECHANICAL, N14 CELECT PLUS, N14 MECHANICAL, NH/NT 855
  • Construction: High-strength steel with corrosion-resistant coating
  • Features: Hexagonal head, 5/16-18 thread, 2.5 inch length, corrosion 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). 

 

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More Information

Current Part# 3558921
Type OEM
Part# variations 3558921 CUM,
3558921CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty