An adapter assembly for selectively interconnecting a surgical end effector that is configured to perform a surgical function and an electromechanical surgical device that is configured to actuate the end effector, the end effector including a plurality of force receiving drive members, and the surgical device including a plurality of rotatable drive shafts (118, 120, 122), the adapter assembly comprising: a housing configured and adapted for connection with the surgical device and to be in operative communication with each of the rotatable drive shafts (118, 120, 122) of the surgical device; an outer tube having a proximal end supported by the housing and a distal end configured and adapted for connection with the end effector, wherein the distal end of the outer tube is in operative communication with each of the force receiving drive members of the end effector; a plurality of drive transmitting/converting assemblies (218, 220 222) for interconnecting a respective one of the rotatable drive shafts (118, 120, 122) of the surgical device and one of the force receiving drive members of the end effector, wherein a first of the plurality of drive transmitting/converting assemblies includes a first end that is releasably connectable to a first of the rotatable drive shafts of the surgical device and a second end that is releasably connectable to a first of the force receiving drive members of the end effector, wherein the first of the plurality of drive transmitting/converting assemblies converts and transmits a rotation of the first of the rotatable drive shafts of the surgical device to an axial translation of the first of the force receiving drive members of the end effector; and a circuit board supported in the housing and storing at least one of operating parameters and life cycle information which are unique to the adapter assembly, said adapter assembly being characterized in that the operating parameters for the adapter assembly includes a maximum force that can be delivered from the surgical device to the adapter assembly. a housing configured and adapted for connection with the surgical device and to be in operative communication with each of the rotatable drive shafts (118, 120, 122) of the surgical device; an outer tube having a proximal end supported by the housing and a distal end configured and adapted for connection with the end effector, wherein the distal end of the outer tube is in operative communication with each of the force receiving drive members of the end effector; a plurality of drive transmitting/converting assemblies (218, 220 222) for interconnecting a respective one of the rotatable drive shafts (118, 120, 122) of the surgical device and one of the force receiving drive members of the end effector, wherein a first of the plurality of drive transmitting/converting assemblies includes a first end that is releasably connectable to a first of the rotatable drive shafts of the surgical device and a second end that is releasably connectable to a first of the force receiving drive members of the end effector, wherein the first of the plurality of drive transmitting/converting assemblies converts and transmits a rotation of the first of the rotatable drive shafts of the surgical device to an axial translation of the first of the force receiving drive members of the end effector; and a circuit board supported in the housing and storing at least one of operating parameters and life cycle information which are unique to the adapter assembly, said adapter assembly being characterized in that the operating parameters for the adapter assembly includes a maximum force that can be delivered from the surgical device to the adapter assembly.