Description
Brand - RINGSPANN
Part Number - FRSC 800 RINGSPANN
Category - Low Speed Backstops FRSC
Principal Dimensions & Specifications (Imperial):
Maximum Bore (d) - 4.53 inch
Dimension (A) - 13.07 inch
Dimension (C) - 5.51 inch
Dimension (E) - 2.87 inch
Dimension (H) - 55.83 inch
Dimension (L) - 6.69 inch
Dimension (P) - 22.48 inch
Dimension (Q) - 50.08 inch
Weight - 467 lbs
Nominal Torque (MN) - 10300 lb-ft
Maximum Speed for Inner Ring Freewheels - 250 RPM
Principal Dimensions & Load Ratings (Metric):
Maximum Bore (d) - 115 mm
Dimension (A) - 332 mm
Dimension (C) - 140 mm
Dimension (E) - 73 mm
Dimension (H) - 1418 mm
Dimension (L) - 170 mm
Dimension (P) - 571 mm
Dimension (Q) - 1272 mm
Weight - 212 kg
Nominal Torque (MN) - 14000 Nm
Other salient points to be noted:
• The maximum transmissible torque is 2 times the specified nominal torque
• Low Speed Backstops with Lever Arm and Rollers
Features:
• Low Speed Backstops FRSC with lever arm are sealed roller freewheels featuring ball bearings
• Capable of handling nominal torques up to 215,500 Nm
• Available with bores up to 300 mm
Application as: Backstop (for installations with low speeds. The free- wheels are designed for the use in inclined conveyor-belts, elevators or pumps)
Application Example:
• Backstop FRSC 900 is installed on the head drum shaft of an inclined conveyor belt system
• The lever arm is bolted to the freewheel
• The backdriving torque is supported by the lever arm, which rests on the base plate
Mounting:
• The lever arm must not be rigidly clamped; it should allow 12.7 mm of play in both axial and radial directions
• The shaft tolerance must comply with ISO h6 or j6
♦ ♦ Images are for representation purposes only
Part Number - FRSC 800 RINGSPANN
Category - Low Speed Backstops FRSC
Principal Dimensions & Specifications (Imperial):
Maximum Bore (d) - 4.53 inch
Dimension (A) - 13.07 inch
Dimension (C) - 5.51 inch
Dimension (E) - 2.87 inch
Dimension (H) - 55.83 inch
Dimension (L) - 6.69 inch
Dimension (P) - 22.48 inch
Dimension (Q) - 50.08 inch
Weight - 467 lbs
Nominal Torque (MN) - 10300 lb-ft
Maximum Speed for Inner Ring Freewheels - 250 RPM
Principal Dimensions & Load Ratings (Metric):
Maximum Bore (d) - 115 mm
Dimension (A) - 332 mm
Dimension (C) - 140 mm
Dimension (E) - 73 mm
Dimension (H) - 1418 mm
Dimension (L) - 170 mm
Dimension (P) - 571 mm
Dimension (Q) - 1272 mm
Weight - 212 kg
Nominal Torque (MN) - 14000 Nm
Other salient points to be noted:
• The maximum transmissible torque is 2 times the specified nominal torque
• Low Speed Backstops with Lever Arm and Rollers
Features:
• Low Speed Backstops FRSC with lever arm are sealed roller freewheels featuring ball bearings
• Capable of handling nominal torques up to 215,500 Nm
• Available with bores up to 300 mm
Application as: Backstop (for installations with low speeds. The free- wheels are designed for the use in inclined conveyor-belts, elevators or pumps)
Application Example:
• Backstop FRSC 900 is installed on the head drum shaft of an inclined conveyor belt system
• The lever arm is bolted to the freewheel
• The backdriving torque is supported by the lever arm, which rests on the base plate
Mounting:
• The lever arm must not be rigidly clamped; it should allow 12.7 mm of play in both axial and radial directions
• The shaft tolerance must comply with ISO h6 or j6
♦ ♦ Images are for representation purposes only




