The Timken Company PB1-1-3/16 Pillow Block Bearing

Description:

The Timken Fafnir PB1 1-3/16 pillow block ball bearing is used to provide reliable shaft support in conveyor systems, agricultural equipment, and general industrial machinery. Commonly installed on conveyors, fans, blowers, material handling equipment, packaging machinery, and light-duty power transmission systems where a mounted bearing unit is required. Maintenance teams, OEMs, and system integrators use this pillow block bearing for replacement, repair, retrofit, and equipment overhaul to restore dependable shaft alignment and bearing performance.

Applications:

The Timken Fafnir PB1 1-3/16 pillow block ball bearing is a light-duty mounted bearing unit designed to support rotating shafts while accommodating minor shaft misalignment through its self-aligning insert. It is widely used in manufacturing facilities, agricultural equipment, conveyor systems, HVAC equipment, packaging machinery, and material handling applications where dependable shaft support and simplified installation are essential.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Manufacturer Part Number (MPN): PB1 1-3/16
• Product Type: Pillow block ball bearing unit
• Series: PB Series (Light-Duty)
• Bearing Type: Mounted ball bearing
• Bearing Insert: RA103RRB
• Shaft Size: 1-3/16 in (1.1875 in)
• Housing Type: Two-bolt pillow block
• Housing Material: Zinc-plated stamped steel
• Locking Method: Eccentric locking collar (missing collar on listed unit)
• Seal Type: Shroud seal
• Bearing Design: Self-aligning insert bearing
• Dynamic Load Rating: 21,600 N (4,850 lbf)
• Static Load Rating: 11,300 N (2,530 lbf)
• Lubrication: Factory pre-lubricated, non-relubricatable
• Typical Applications: Conveyors, fans, agricultural machinery, and industrial equipment

Common Replacements:

• Timken Fafnir PB1 1-3/16 complete unit
• Timken Fafnir RPB1 1-3/16 pillow block bearing
• Timken Fafnir RA103RRB bearing insert with eccentric locking collar