Thomson Industries SPB-6 Ball Bushing Bearing Pillow Block 0.375 Self-Aligning

Description:

The Thomson Industries SPB6 Ball Bushing Bearing Pillow Block is used in precision linear motion systems to provide smooth, self-aligning support for 0.375-inch precision shafting. Commonly installed in automated assembly equipment, packaging machinery, laboratory instruments, semiconductor equipment, inspection systems, and light-duty industrial automation requiring accurate, low-friction linear guidance. Maintenance teams, OEM machine builders, and system integrators use this pillow block for machine repairs, linear bearing replacements, automation retrofits, and equipment upgrades to restore reliable linear motion performance. 

Applications:

The Thomson Industries SPB6 is designed for light-duty precision linear motion applications where self-alignment compensates for shaft misalignment while maintaining smooth travel and long service life. It is widely used in compact CNC equipment, pick-and-place systems, packaging machinery, conveyor assemblies, medical devices, laboratory automation, inspection equipment, and custom OEM machinery utilizing 0.375-inch precision shafting. 

Technical Specifications:

• Manufacturer: Thomson Industries, Inc.
• Manufacturer Part Number (MPN): SPB6
• Product Type: Super Ball Bushing Bearing Pillow Block
• Bearing Style: Closed Linear Ball Bushing Pillow Block
• Configuration: Single Bearing
• Self-Alignment: Self-Aligning
• Adjustable: Not Adjustable
• Nominal Shaft Diameter: 0.375 in (9.53 mm)
• Overall Length: 1.310 in (33.27 mm)
• Overall Height: 0.940 in (23.88 mm)
• Overall Width: 1.750 in (44.45 mm)
• Housing Material: Aluminum
• Number of Ball Circuits: 4
• Shaft Compatibility: Thomson Class L Shafting
• Seals: Integral Double-Acting Seals
• Dynamic Load Capacity: 100 lbf (445 N)
• Maximum Operating Temperature: 185°F (85°C)
• Weight: 0.13 lb (0.059 kg)
• Features: Lightweight construction, low-friction operation, engineered polymer retainers, factory-installed bearing, self-aligning design, grease lubrication fitting.

Common Replacements:

• Thomson Industries SPB6-BG
• Thomson Industries SPB6-OR
• Thomson Industries SPB6-NBALL