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The GW211PPB23 is a heavy-duty disc harrow bearing engineered for the punishing conditions of modern agricultural equipment. Designed as a direct replacement for BCA/NTN DS-211-TTR-23, this wide inner ring bearing features a square bore of 1.565 inches, an outside diameter of 3.980 inches (approximately 101 mm), an inner ring width of 2.125 inches, and an outer ring width of 1.335 inches, making it a drop-in fit for disc harrows, seeders, tillage tools, and grain carts.
Self-Aligning Design
At the heart of its durability is the spherical outer ring, which allows the bearing to self-align inside its housing and compensate for shaft misalignment, frame flex, and uneven ground contact — conditions that destroy ordinary bearings.
Triple-Lip Sealing
The triple-lip contact seals on both faces lock premium grease in while keeping dirt, dust, crop residue, and moisture out, dramatically extending service life in muddy, abrasive field environments.
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Relubricatable System
Unlike sealed-for-life alternatives, the GW211PPB23 is fully relubricatable. A grease fitting passage runs through the inner ring, allowing you to purge contaminants and replenish lubricant in the field without removing the bearing, which reduces downtime during critical planting and harvesting windows.
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Precision Square Bore
The precision-ground square bore delivers a positive, slip-free drive on square axle shafts, transmitting high torque and shock loads without fretting or spinning. The zinc-plated steel surfaces resist rust and corrosion from fertilizer, moisture, and long-term storage.
Installation:
Installation is straightforward: press the bearing into the flange or hanger, secure with the locking collar or set screws, grease, and go. No special tools are required.
Quality Assurance:
Each unit is manufactured to ABEC-1 precision with hardened chrome steel rings and balls, ensuring consistent performance under heavy radial and shock loads.
Specifications & Cross Reference
| Bore |
1.565″ square |
| OD |
3.980″ |
| Inner Ring Width |
2.125″ |
| Outer Ring Width |
1.335″ |
| Lubrication |
Relubricatable |
| Seal Type |
Triple-lip |
| Replaces |
DS-211-TTR-23, GW-211-PPB-23 |
Backed by a 12-month warranty and quality inspection on every batch.

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