Piston Stop 904685 FN250B 16 Gauge Finish Nailer for Porter Cable (Piston Stop 904685 FN250B 16 Gauge Finish Nailer.
Dimensions: Outside Diameter:1.335.
Height0.965.
There are numerous models of tools that this part is compatible with, including the ones listed below. Porter Cable FN250B 16 Ga. 2 1/2 Inch Finish Air Nailer Porter Cable FN251-Type-1 Cordless Nailer.
When the piston/driver retracts back into the cylinder after being fired, this part acts as a cushion to absorb the impact. The fact that this part is subjected to so much abuse means that it is more likely to crack and fall apart. If a part is damaged or falls out, it should be replaced as soon as possible.
It was a perfect fit. This is a fantastic replacement.
