Thomson TWN10 Super Ball Bushing Twin Pillow Block Bearing 5/8

Description:

The Thomson TWN10 Super Ball Bushing Twin Pillow Block Bearing is used in precision linear motion systems to provide smooth, self-aligning linear travel on 5/8-inch (0.625-inch) Class L round shafts. Commonly installed in CNC machines, robotics, packaging equipment, automated assembly systems, material handling equipment, and industrial automation machinery, this closed-type twin pillow block features a lightweight aluminum housing, integral double-acting seals, and a self-aligning Super Ball Bushing bearing for accurate, low-friction linear motion. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of precision linear guide systems.

Applications:

The Thomson TWN10 is designed for end-supported shaft applications requiring high load capacity, precise positioning, and reliable linear guidance. Its twin pillow block configuration provides increased rigidity while the self-aligning bearing design compensates for minor shaft misalignment. It is widely used in CNC machinery, robotics, semiconductor equipment, packaging systems, inspection equipment, automated manufacturing lines, medical devices, and custom OEM linear motion assemblies.

Technical Specifications:

• Manufacturer: Thomson Industries
• Manufacturer Part Number (MPN): TWN10
• Product Type: Super Ball Bushing Twin Pillow Block Bearing
• Series: Super Ball Bushing®
• Bearing Style: Closed
• Pillow Block Type: Twin
• Bearing Configuration: Twin Linear Bearing
• Housing Material: Aluminum
• Bearing Material: Hardened Steel with Engineered Polymer Retainers
• Nominal Bore (ID): 0.625 in (5/8 in / 15.88 mm)
• Compatible Shaft Class: Class L Round Shaft
• Overall Length (B): 4.000 in (101.60 mm)
• Overall Width (A): 2.500 in (63.50 mm)
• Body Width (A2): 1.750 in (44.45 mm)
• Overall Height (H1): 1.630 in (41.40 mm)
• Centerline Height (G): 0.850 in (21.59 mm)
• Mounting Hole Centers (E2): 3.000 in (76.20 mm)
• Mounting Hole Diameter (N): 0.190 in (4.83 mm)
• Recommended Mounting Bolt: #8
• Lubrication Port: 1/4-28 Thread
• Dynamic Load Capacity: 900 lbf (4,003 N)
• Maximum Travel Speed: 10 ft/sec (3 m/s)
• Maximum Operating Temperature: 185°F (85°C)
• Weight: 1.00 lb (0.454 kg)
• Self-Aligning: Yes
• Adjustable: No
• Seals: Integral Double-Acting Seals
• Roll Pack: No
• Food Grade Rated: No
• Corrosion Resistance: Standard (Not Corrosion Resistant)
• Features: Twin bearing construction, self-aligning bearing plates, lightweight aluminum housing, engineered polymer retainers, low-friction operation, lubrication access, high-speed capability, reduced operating noise, and extended service life. 

Common Replacements:

• Thomson TWN10ADJ
• Thomson TWN10-NBALL
• Thomson TWN10-CRLL