The Timken Company RCJC Concentric Collar Flange Bearing

Description:

The Timken Fafnir RCJC 1-15/16 four-bolt flange bearing with concentric locking collar is used to support a 1-15/16 inch rotating shaft in industrial power transmission and material handling systems. Commonly installed in conveyors, packaging equipment, agricultural machinery, processing equipment, and manufacturing systems requiring secure flange-mounted shaft support. Maintenance teams, OEMs, and system integrators use this bearing unit for replacement, repair, retrofit, and equipment overhaul to restore reliable shaft alignment and minimize equipment downtime.

Applications:

The Timken Fafnir RCJC 1-15/16 is an industrial-duty four-bolt square flange mounted ball bearing featuring a GC1115KRRB wide inner ring bearing with a concentric locking collar for secure shaft retention and improved concentricity. Its cast iron housing with a self-aligning spherical bearing seat makes it ideal for conveyors, bulk material handling systems, food processing equipment, agricultural machinery, and other industrial applications where dependable shaft support and simplified maintenance are required.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Manufacturer Part Number (MPN): RCJC 1-15/16
• Product Type: 4-bolt square flange bearing unit
• Series: RCJC Industrial Series
• Bearing Type: Mounted ball bearing
• Bearing Number: GC1115KRRB
• Shaft Size: 1-15/16 in (1.9375 in)
• Locking Style: Concentric locking collar
• Housing Construction: Four-bolt square flange
• Housing Material: Cast iron
• Seal Type: Shroud seal
• Total Length (L): 5.626 in (142.9 mm)
• Bolt Hole Spacing (J): 4.374 in (111.1 mm)
• Bolt Hole Diameter (N): 0.630 in (16 mm)
• Housing Width (A): 1.689 in (42.9 mm)
• Flange Thickness (A1): 0.563 in (14.3 mm)
• Dynamic Load Rating: 8,740 lbf (38,900 N)
• Static Load Rating: 5,210 lbf (23,200 N)
• Lubrication: Factory prelubricated with grease fitting for relubrication

Common Replacements:

• Timken RCJ 1-15/16
• Timken RCJT 1-15/16
• Dodge F4B-SC-115 equivalent