3928527
Studded Flange Cap Screw
Cummins®

Introduction to Studded Flange Cap Screws

Studded flange cap screws are specialized fasteners designed to secure components together with high precision and strength. These screws feature a shank with studs, which are threaded protrusions, and a flange, a flat, circular end that provides a larger surface area for distribution of the load. The cap screw aspect refers to the threaded end that screws into a nut or a tapped hole. This combination ensures a robust and reliable connection, critical in high-stress environments such as commercial truck engines ¹.

The Role of the 3928527 Studded Flange Cap Screw in Truck Engines

The 3928527 Studded Flange Cap Screw, manufactured by Cummins, is a critical component in the assembly of commercial truck engines. Its primary role is to provide a secure and stable connection between various engine parts, ensuring that they remain tightly fastened under the extreme conditions of engine operation. This includes high temperatures, vibrations, and mechanical stresses that are typical in heavy-duty applications.

This Cummins part is often used in applications where a strong, reliable connection is essential for the safe and efficient operation of the engine. This could include securing engine blocks, cylinder heads, and other critical components. The use of studded flange cap screws in these applications helps to prevent loosening due to vibration and thermal expansion, which can lead to catastrophic engine failure if not properly addressed ².

Troubleshooting and Maintenance of the 3928527 Studded Flange Cap Screw

Proper maintenance and troubleshooting of the 3928527 Studded Flange Cap Screw are crucial to ensure the longevity and reliability of the engine. Regular inspections should be conducted to check for signs of wear, corrosion, or damage. If any issues are detected, the screw should be replaced immediately to prevent potential engine failure.

When replacing this part, it is important to use the correct torque specifications to ensure a secure and reliable connection. Over-tightening can cause damage to the screw or the components it is fastening, while under-tightening can lead to loosening and potential failure. It is also important to use the correct grade of screw for the specific application, as different grades have different strength and corrosion resistance properties ³.

Cummins: A Leader in Engine Manufacturing

Cummins is a global power leader and a Fortune 500 company headquartered in Columbus, Indiana, USA. The company designs, manufactures, sells, and services a broad range of power systems. Cummins engines are renowned for their durability, reliability, and efficiency, making them a popular choice for commercial truck applications. The 3928527 Studded Flange Cap Screw is just one example of the high-quality components that Cummins produces to ensure the safe and efficient operation of commercial truck engines.

Cummins Engine Compatibility with Part 3928527

The Studded Flange Cap Screw, part number 3928527, manufactured by Cummins, is designed to be compatible with a range of Cummins engines. This part is integral in securing flanges and ensuring a tight seal, which is crucial for the operational integrity of the engine.

Engines Compatible with 3928527

• 15N CM2380 M104B
• 4B3.9
• 6B5.9
• B5.9 GAS PLUS CM556
• ISB5.9 CM2880 B149
• ISM CM570
• ISX15 CM2250
• ISX15 CM2350 X101
• QSB3.9 30 CM550
• QSB5.9 30 CM550
• QSM11 CM570
• QSX15 CM2250
• QSX15 CM2250 ECF
• QSX15 CM2350 X105
• X15 CM2350 X116B
• X15 CM2450 X134B

This part is engineered to fit seamlessly within the design specifications of these engines, ensuring compatibility and reliability. The use of this screw in these engines helps maintain the structural integrity and operational efficiency of the engine systems.

Role of Part 3928527 Studded Flange Cap Screw in Engine Systems

The 3928527 Studded Flange Cap Screw is integral to the secure assembly and operation of various engine components. Its application spans across multiple systems, ensuring the integrity and efficiency of the engine’s performance.

Engine Oil System

In the engine oil system, the 3928527 Studded Flange Cap Screw is utilized to fasten the engine oil filter housing. This secure attachment is vital for maintaining the oil filter’s position and ensuring a tight seal, which prevents oil leaks and maintains consistent oil pressure throughout the engine.

Fuel System

Within the fuel system, this cap screw plays a significant role in the secure mounting of the fuel filter. By providing a robust connection, it ensures that the fuel filter remains firmly in place, facilitating efficient fuel filtration and consistent fuel delivery to the engine.

Air Fuel Control Plumbing

The 3928527 Studded Flange Cap Screw is also employed in the air fuel control plumbing. Here, it secures various components, ensuring that connections remain airtight. This is essential for maintaining the precise air-fuel ratio required for optimal combustion efficiency and emissions control.

Compressor Air Inlet Plumbing

In the compressor air inlet plumbing, the cap screw is used to fasten components that direct air into the compressor. A secure fit is necessary to prevent air leaks, which could compromise the compressor’s efficiency and the overall performance of the engine.

Exhaust Recirculation System

The exhaust recirculation system benefits from the use of the 3928527 Studded Flange Cap Screw in securing the cooler and other components. This ensures that the recirculated exhaust gases are effectively cooled and mixed with the incoming air, reducing emissions and improving engine efficiency.

Engine Control and Fuel Control Modules

Both the engine control module (ECM) and fuel control module (FCM) housings may incorporate the 3928527 Studded Flange Cap Screw for secure attachment. This ensures that these critical modules remain firmly mounted, protecting them from vibration and ensuring reliable operation.

Fuel Location and Recirculation

In systems involving fuel location and recirculation, the cap screw is used to secure components that manage the flow and recirculation of fuel. This is important for maintaining fuel system integrity and ensuring that fuel is efficiently recirculated as needed.

The 3928527 Studded Flange Cap Screw, through its applications across these various engine systems, contributes to the overall reliability, efficiency, and performance of the engine. Its role in securing critical components underscores the importance of proper fastening in engine design and maintenance.

Conclusion

By understanding the role and importance of the 3928527 Studded Flange Cap Screw, engineers, mechanics, truck drivers, and fleet operators can ensure that their engines are properly maintained and that they are using the correct components for their specific applications. This knowledge can help to prevent engine failure, reduce downtime, and improve the overall performance and reliability of commercial trucks.