Senco Nailer Valves

Fix Number

FIX10071442

Manufacturer Part Number

BA0096

This firing valve piston assembly is a critical component of the pneumatic firing system, controlling the flow and release of compressed air required to drive fasteners and reset the tool after each firing cycle. Constructed from durable metal, engineered plastics, and high-quality rubber seals, the assembly helps maintain proper internal air pressure while ensuring smooth, consistent tool operation. When the trigger is activated, the valve assembly directs compressed air through the firing system to drive the piston and fastener, then helps manage exhaust airflow to prepare the tool for the next cycle. Replacing a worn, damaged, or leaking firing valve assembly can help resolve issues such as continuous air leaks from the exhaust, weak driving power, inconsistent firing, loss of pressure, or failure to cycle properly. Installation typically involves removing the top cap assembly, replacing the existing valve assembly, and reassembling the tool using standard hand tools. For best results, inspect the head valve, O-rings, cylinder sleeve, piston, and related sealing components for wear or damage and replace any faulty parts as needed to ensure reliable performance and long-lasting pneumatic operation.

Fix Number

FIX10071921

Manufacturer Part Number

CA0124

This is a genuine manufacturer-sourced component which is specially designed for Senco staplers and nailers. It is an identical replacement for a missing or faulty trigger valve assembly that was originally installed on a new unit, please make sure to check the appropriate diagrams of your model for the correct location and application of this item. Keep in mind this high-quality assembly is sold individually.

Fix Number

FIX10071471

Manufacturer Part Number

BA0159

This is a genuine manufacturer sourced replacement part used on Senco nailers. This assembly consists of a two (2) rubber seals, two (2) rubber washers, metal spring and a metal valve. If your tool is leaking air or gets stuck, replacing firing valve assembly may resolve the issue. To complete this repair you would need a screwdriver and pliers.

Fix Number

FIX10071922

Manufacturer Part Number

CA0126

This is a genuine manufacturer-sourced component which is specially designed for Senco staplers. It is an identical replacement for a missing or faulty trigger valve assembly that was originally installed on a new unit. This is the part of the trigger mechanism that engages the tool. Please make sure to check the appropriate diagrams for your model for the correct location and application of this assembly. Keep in mind this high-quality trigger valve is sold individually. A screwdriver will be needed to perform this repair.

Fix Number

FIX10071534

Manufacturer Part Number

BB0186

It is a genuine item that is supplied by the original equipment manufacturer for use with Senco nailers. The valve helps to ensure a tight seal inside the cylinder, unfortunately, over time it will wear out and it may begin to fail eventually requiring a replacement. Please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this high-quality valve is made of durable materials and is sold individually.

Fix Number

FIX10071917

Manufacturer Part Number

CA0116

Fix Number

FIX10071715

Manufacturer Part Number

BC0579

This exhaust valve seat is a critical air-control component within the pneumatic system of compatible nailers and staplers, helping regulate exhaust airflow and maintain the proper pressure balance required for reliable firing performance. Manufactured to OEM specifications, it works with the exhaust valve assembly to direct and release compressed air during each firing cycle, ensuring smooth operation and consistent driving power. Replacing a worn, damaged, or deteriorated exhaust valve seat can help resolve common issues such as air leaking from the exhaust, loss of driving force, inconsistent firing, or complete failure to fire due to improper pressure buildup. Designed as a direct replacement component, it helps restore efficient airflow management and reliable tool operation. Installation typically involves disassembling the head valve assembly, removing the existing valve seat, and installing the replacement component using standard hand tools before reassembling the tool. For best results, inspect the exhaust valve, head valve, O-rings, seals, and related air system components for wear or damage and

Fix Number

FIX10071899

Manufacturer Part Number

CA0074

Fix Number

FIX10071909

Manufacturer Part Number

CA0103

This is a genuine Senco replacement part used in compatible finish nailers. The valve attaches to the main body assembly and is made of plastic and metal. A hammer may be needed during the replacement of this part. It will need to be replaced if it becomes broken. This part is available as an individual replacement.

Fix Number

FIX10071464

Manufacturer Part Number

BA0146

This replacement firing valve assembly helps keep your pneumatic nailer operating smoothly by controlling airflow during each firing cycle. Built from durable metal and plastic components, it helps ensure consistent fastener driving and reliable tool performance. Replacing a worn or faulty valve assembly can help resolve issues such as air leaks, misfires, or failure to fire. Installation typically involves removing the rear cap of the nailer with a hex key, replacing the existing valve assembly, and reassembling the tool according to the manufacturer's service instructions.