Precision live center Series 804

Type	MK	D	d	L	l1 [mm]	Federweg [mm]	Drehzahl max. [1/min]	Werkstück- gewicht max. [kg]	Rundlauf- Abweichung max. [mm]
Type	MT	D	d	L	l1	Spring travel	Rotational frequency max. [1/min]	Workpiece weight max. [kg]	Concentricity run-out max. [mm]
834	3	60	28	95	31	0.9	5000	300	0.005
844	4	68	35	111	37	1.0	4000	600	0.005
854	5	92	50	146	51	1.7	3500	1000	0.005

Product features

Perfect for vibration sensitive machining
Spring loaded shaft for compensating pressure and length deviation – shock-absorbing
Extremely rigid bearing set up with additional shank support
Precision bearings with additional axial support
Center point made of fully hardened tool steel
Complete Tool hardened and ground
Maintenance-free permanent lubrication
Rotary shaft seal prevents ingression of dirt and coolant