Type :WQ-19*19
	                
                
                D :19
	                
                
                L :19
	                
                
                d1~d2 :9
	                
                
                W thickness :3~8
	                
                
                W inner hole :2
	                
                
                Tightening bolts
                
                M :8
	                
                
                Center to shaft end  Distance  :M2
	                
                
                Tightening torque  (N * m) :3
	                
                
                Rated torque  (N * m) :1
	                
                
                Maximum torque  (N * m) :1
	                
                
                Maximum speed  (rpm) :2
	                
                
                Static torque rigidity  (N * m/rad) :10000
	                
                
                Radial deviation  (mm) :880
	                
                
                Angular deviation  (°) :    0.04
	                
                
                Weight  (g) :1.50