Manufacturer: REXROTH 
Type: BALL RUNNER BLOCK FNS
MNR: R1651 813 20

Size: 20 mm
Dimensions
Width (A): 63 mm
Length (B): 75 mm
Height of runner block: 25.35 mm
Height runner block with guide rail: 30 mm
E1: 53 mm
E2: 40 mm
Format: FNS – flange, normal, standard height
Material (profiled rail systems): Carbon steel
Lubrication: With initial lubrication and preservation
Maximum Acceleration Travel a_max: 150 m/s²
Maximum Permissible Speed v_max: 4 m/s
Dynamic Load Capacity C: 23400 N
Static Load Capacity C₀ : 29800 N
Dynamic Torsional Moment Load Capacity M_t:  300 Nm
Static torsional moment load capacity Mt0: 380 Nm
Dynamic longitudinal moment load capacity ML: 200 Nm
Static longitudinal moment load capacity ML0: 260 Nm
Accuracy Class: H – Highly accurate