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(Industrial Series Ball Bearing)
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The Timken (Fafnir) G1108KRRB Wide Inner Ring Insert Bearing is an agricultural ball bearing built for the dust, debris, and shock loads of hay, forage, and harvesting equipment. Its wide inner ring adds shaft support and alignment, while the eccentric locking collar mounts fast and secure on straight shafts, no shoulders, locknuts, or adapters needed. Relubricate R-seals hold grease in and keep field contaminants out, so it stands up season after season in mower-conditioners, balers, rakes, and combines. A direct-fit replacement across Case-IH, Ford/New Holland, John Deere, and New Idea equipment.
| Manufacturing Part Number | G1108KRRB + COL |
|---|---|
| Series | Industrial |
| Shaft Size (d) | 1 1/2 in |
| Bore Type | Cylindrical bore |
| Bearing Type | Ball Bearing |
| Material | Bearing Steel |
| Lubrication Type | Relubricatable |
| O.D. Type | Spherical OD |
| Sub Series | G1…KRRB |
| Seal Type | Shroud Seal |
| Outside Diameter (D) | 3.150 in (80 mm) |
|---|---|
| Inner Ring Width (B) | 1.687 in (42.86 mm) |
| Outside Ring Width (C) | 0.827 in (21 mm) |
| Radius (r) | 0.024 in (0.6 mm) |
| Center of Bearing from End (S) | 0.843 in (21.4 mm) |
| Set Screw Size | 3/8-16 |
| Number of Set Screws | 2 |
| Angle between Set Screws | 90° |
| Dimension d1 | 2.374 in (60.3 mm) |
| Dimension M | 0.16 in (4.06 mm) |
| Dimension B1 | 2.22 in (56.4 mm) |
| Dimension B2 | 0.72 in (18.3 mm) |
| Static Load Rating | 4460 lbf (19,800 N) |
|---|---|
| Dynamic Load Rating | 8130 lbf (36,200 N) |
The Timken G1108KRRB is an agricultural insert bearing used to support the rollers and shafts in hay and forage equipment, most commonly mower-conditioners, along with balers, rakes, and combines. Its wide inner ring and sealed, relubricate design handle the heavy loads and field debris of harvest work, and it’s a direct-fit replacement on Case-IH, Ford/New Holland, and John Deere machines.
The wide inner ring provides greater stability and even load distribution, reducing wear and improving alignment. This enhances bearing life and overall equipment reliability.
This bearing comes with factory-installed seals that protect against dust, moisture, and contaminants, ensuring dependable operation even in harsh environments.
Yes, the Timken G1108KRRB is engineered to handle both radial and axial loads efficiently, making it suitable for a wide range of mechanical systems.
Its durable construction, precision machining, and high load capacity make it perfect for demanding industrial applications like production machinery and material handling equipment.
Yes, Timken provides a range of compatible bearing housings designed to ensure easy installation and proper fit with the G1108KRRB insert bearing.
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