Industrial Injection AFC Plug Washer 2420101135 for Cummins P7100

The Industrial Injection Washer for AFC Housing Plug | 2420101135 is a sealing washer designed for the Bosch P7100 injection pump used on 12-valve Cummins diesel engines. This washer installs beneath the AFC housing plug and helps create a tight seal between the plug and the pump housing. Proper sealing in this area helps prevent fuel seepage and supports reliable pump operation.

When servicing the AFC housing or removing the plug, replacing the washer helps maintain proper sealing and prevents small leaks that can occur from reused components.

Washer for P7100 Injection Pump AFC Plug

This washer is designed for use with the AFC plug on the P7100 injection pump. The AFC housing controls fueling characteristics on mechanical Cummins pumps, so maintaining a proper seal around the plug is important during tuning or maintenance.

Replacing the sealing washer helps ensure the plug seats correctly and prevents leaks around the pump housing.

Designed for 12-Valve Cummins Fuel Systems

The Bosch P7100 injection pump was widely used on 1994–1998 5.9L Cummins engines. During service work on these pumps, small sealing components often require replacement. This washer provides the correct fit for the AFC plug area and helps maintain proper sealing within the fuel system.

Maintaining proper sealing around injection pump components helps prevent fuel leaks and keeps the fuel system operating correctly.

Small but Important Service Component

Although this washer is a simple component, it plays an important role during injection pump service. Replacing worn or damaged washers helps prevent future leaks and ensures the AFC plug installs properly.

When working on the P7100 pump, replacing sealing hardware can help avoid unnecessary fuel seepage.

Cummins Injection Pump Service Part

This washer is commonly used when servicing or tuning the AFC housing on P7100 pumps. It helps ensure proper fitment and sealing when reinstalling the AFC plug.

This part is currently out of stock but available for drop shipment directly from the manufacturer.

Learn more about upgrades and service components in our Cummins parts section:
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