The Timken Company LAK1 Pillow Block Ball Bearing Unit

Description:

The Timken Fafnir LAK1 pillow block ball bearing unit with a 1-inch bore is a two-bolt mounted ball bearing assembly featuring an eccentric locking collar for secure shaft retention and dependable performance in industrial rotating equipment. Supplied with a cast iron housing, preassembled ball bearing insert, and labyrinth seals, this mounted bearing unit provides reliable radial load support, accurate shaft alignment, and simplified installation. Commonly installed in industrial gearboxes, conveyors, mining equipment, construction machinery, agricultural equipment, and power transmission systems, it is specified by maintenance teams, OEMs, and system integrators for equipment repair, replacement, machine rebuilds, and retrofits where durable shaft support and long service life are required.

Applications:

The Timken Fafnir LAK1 1-inch pillow block ball bearing unit is engineered for industrial machinery requiring dependable shaft support with secure eccentric collar locking. It is widely used in industrial gear reducers, heavy-duty conveyors, mining and aggregate equipment, construction machinery, agricultural equipment, and power transmission systems where the mounted bearing unit provides accurate shaft positioning, contamination resistance, reliable lubrication, and long operating life under continuous service.

Technical Specifications:

• Manufacturer: Timken Fafnir
• Manufacturer Part Number (MPN): LAK1
• Product Type: Pillow block ball bearing unit
• Bearing Type: Mounted ball bearing with eccentric locking collar
• Series: LAK
• Shaft Size: 1.000 in (25.40 mm)
• Bearing Insert: G1100KLLB
• Housing Construction: Two-bolt pillow block
• Base to Center Height: 1.313 in (33.34 mm)
• Overall Length: 5.500 in (139.70 mm)
• Overall Width: 1.469 in (37.30 mm)
• Bolt Hole Spacing: 4.126 in (104.80 mm)
• Seal Type: Labyrinth seal
• Housing Material: Cast iron
• Locking Style: Eccentric locking collar
• Load Type: Primarily radial with moderate thrust loads
• Dynamic Rating: 3,490 lbf (15,500 N)
• Static Rating: 1,750 lbf (7,800 N)
• Weight: Approximately 1.77 lb (0.80 kg)

Common Replacements:

• Timken Fafnir LAK1 pillow block bearing unit
• NTN 1-inch eccentric locking pillow block equivalent
• SKF 1-inch two-bolt pillow block equivalent