The Timken Company VAK1 Pillow Block Mounted Bearing

Description:

The Timken Fafnir VAK1 pillow block ball bearing unit is used to support a 1-inch rotating shaft in industrial power transmission and material handling systems. Commonly installed in conveyors, agricultural equipment, packaging machinery, fans, blowers, and manufacturing equipment where reliable mounted shaft support is required. Maintenance teams, OEMs, and system integrators use this bearing unit for replacement, repair, retrofit, and equipment overhaul to restore dependable shaft alignment and minimize equipment downtime.

Applications:

The Timken Fafnir VAK1 is a two-bolt pillow block mounted ball bearing featuring a GRA100RRB insert bearing with an eccentric locking collar for secure shaft retention. Its cast iron housing, molded shroud seals, and relubricatable design provide dependable performance in conveyor systems, material handling equipment, agricultural machinery, packaging lines, HVAC equipment, and general industrial applications requiring durable mounted shaft support.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Manufacturer Part Number (MPN): VAK1
• Product Type: Two-bolt pillow block ball bearing unit
• Series: Standard VAK Series
• Bearing Number: GRA100RRB
• Bearing Type: Mounted ball bearing
• Shaft Size: 1.000 in (25.4 mm)
• Locking Style: Eccentric locking collar
• Housing Construction: Two-bolt pillow block, cast iron
• Seal Type: Molded shroud seals
• Base to Center Height: 1.313 in (33.34 mm)
• Overall Length: 5.500 in (139.7 mm)
• Overall Width: 1.406 in (35.7 mm)
• Overall Height: 2.689 in (68.3 mm)
• Bolt Hole Spacing: 4.126 in (104.8 mm)
• Bolt Hole Width: 0.437 in (11.1 mm)
• Bolt Hole Length: 0.811 in (20.6 mm)
• Dynamic Load Rating: 3,490 lbf (15,500 N)
• Static Load Rating: 1,750 lbf (7,800 N)

Common Replacements:

• Timken RAK1
• Timken VAS1
• Dodge P2B-SC-100 equivalent