Where is my model number?
Usually on the left side of the nailer where the black nose assembly meets the orange body OR on the orange area where the handle attaches to the rear of the nailer.
Note some are sold as a piston/driver blade assby. and others are sold as just the driver (driver o-ring not included).
A blend of Poly, PVC and Rubber, this lightweight pneumatic hose should be in every contractor's toolbox!