Description
The True Manufacturing 921376 is an intermediate duty cast iron pillow block ball bearing designed to deliver dependable radial load support in demanding commercial and industrial HVAC applications. Featuring a 2-3/16″ bore diameter, this pillow block unit provides a secure, stable mounting solution for rotating shafts found in blower assemblies, fan systems, and other rotating equipment.
Key Features
- 2-3/16″ bore diameter for precise shaft fitment
- Intermediate duty cast iron housing for strength and durability
- Setscrew locking collar for positive, reliable shaft retention
- Contact seal design to protect bearing internals from dust, debris, and contaminants
- Pillow block (plummer block) configuration for easy bolt-down mounting
- Suitable for use in HVAC blower, fan, and power transmission applications
Construction & Design
The cast iron housing offers excellent rigidity and vibration resistance, making it well suited for continuous-duty operation in mechanical rooms, rooftop units, and air handling equipment. The integrated contact seal helps extend bearing service life by keeping lubricant in and contaminants out, reducing maintenance intervals and unplanned downtime.
Locking Method
The setscrew locking mechanism provides a straightforward, tool-accessible method for securing the bearing to the shaft, ensuring minimal shaft movement and consistent performance under load.
Specifications
- SKU: 921376
- Brand: True Manufacturing
- Bore Diameter: 2-3/16″
- Duty Rating: Intermediate Duty
- Housing Material: Cast Iron
- Bearing Type: Ball Bearing
- Locking Type: Setscrew
- Seal Type: Contact Seal
- Mounting Style: Pillow Block
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