Description
Brand - RINGSPANN
Part Number - BC 52 R RINGSPANN
Category - Complete Freewheels BC
Principal Dimensions & Specifications (Metric):
Standard Bore Diameter (d) - 80 mm
Maximum Bore Diameter (d) - 80 mm
Dimension (A) - 230 mm
Dimension (C) - 190 mm
Dimension (D) - 216 mm
Dimension (E) - 14 mm
Dimension (H) - 200 mm
Dimension (K) - 4.5 mm
Dimension (L) - 150 mm
Dimension (N) - 26 mm
Dimension (O) - 208 mm
Dimension (P) - 41.5 mm
Dimension (Q) - 160 mm
Dimension (R) - 150 mm
Thread for Screw (S) - M20
Weight - 35 kg
Type - Standard Type for Universal Use (R)
Nominal Torque (MN) - 9300 Nm
Maximum Speed of Inner Ring Freewheels - 650 RPM
Description of Suffix:
R - Standard Type for Universal Use
Other salient points to be noted:
• The maximum transmissible torque is 2 times the specified nominal torque
• Tolerance of keyway width JS10
• Keyway according to DIN 6885
Features:
• Capable of handling nominal torques up to 57,500 Nm
• Available with bores up to 150 mm
Application as: Backstop
Application Example:
• Complete Freewheel BC 90 R is used as a backstop at the end of a transport roller
• The backdriving torque is supported by a lever arm with a holding pin attached to the base
• If the holding pin is removed, the shaft can rotate freely in both directions, allowing for maintenance or adjustments
Mounting:
• The holding pin should allow 0.5 to 2 mm play in both axial and radial directions
• The shaft tolerance must conform to ISO h6 or j6
• BC freewheels are supplied pre-filled with oil and ready for installation
♦ ♦ Images are for representation purposes only
Part Number - BC 52 R RINGSPANN
Category - Complete Freewheels BC
Principal Dimensions & Specifications (Metric):
Standard Bore Diameter (d) - 80 mm
Maximum Bore Diameter (d) - 80 mm
Dimension (A) - 230 mm
Dimension (C) - 190 mm
Dimension (D) - 216 mm
Dimension (E) - 14 mm
Dimension (H) - 200 mm
Dimension (K) - 4.5 mm
Dimension (L) - 150 mm
Dimension (N) - 26 mm
Dimension (O) - 208 mm
Dimension (P) - 41.5 mm
Dimension (Q) - 160 mm
Dimension (R) - 150 mm
Thread for Screw (S) - M20
Weight - 35 kg
Type - Standard Type for Universal Use (R)
Nominal Torque (MN) - 9300 Nm
Maximum Speed of Inner Ring Freewheels - 650 RPM
Description of Suffix:
R - Standard Type for Universal Use
Other salient points to be noted:
• The maximum transmissible torque is 2 times the specified nominal torque
• Tolerance of keyway width JS10
• Keyway according to DIN 6885
Features:
• Capable of handling nominal torques up to 57,500 Nm
• Available with bores up to 150 mm
Application as: Backstop
Application Example:
• Complete Freewheel BC 90 R is used as a backstop at the end of a transport roller
• The backdriving torque is supported by a lever arm with a holding pin attached to the base
• If the holding pin is removed, the shaft can rotate freely in both directions, allowing for maintenance or adjustments
Mounting:
• The holding pin should allow 0.5 to 2 mm play in both axial and radial directions
• The shaft tolerance must conform to ISO h6 or j6
• BC freewheels are supplied pre-filled with oil and ready for installation
♦ ♦ Images are for representation purposes only





