D28B20
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Overview |
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| Part Number | D28B20 |
Brand: LILY  |
Interchangeable With: Martin |
Characteristics |
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| System of Measurement | Metric |
| Number Of Teeth | 20 |
| For Roller Chain Trade Size | 28B-2 |
| Type | B |
Dimensions |
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| Pitch Diameter | 284.14 mm |
| Bore Dia | 40 mm |
| Bore Max | 133 mm |
| Chain Pitch | 44.45 mm |
| Hub Dia | 178 mm |
| Hub Length Thru | 120 mm |
Properties |
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| WT.lb(APPROX) | 44.27 kg |
Design Features of D28B20 Sprockets
D28B20 features a 1.750" (44.45 mm) pitch and is manufactured according to ISO 28B-2 standards to guarantee full compatibility and interchangeability. Its duplex, double-strand design offers increased load capacity and enhanced torque transmission compared to simplex sprockets. Made from high-strength steel with precision-machined tooth profiles, it ensures smooth chain engagement, reduced noise, and minimized vibration. Optional surface treatments such as heat treatment or plating improve wear resistance and corrosion protection, extending durability in demanding industrial applications.
What Benefits Can D28B20 Sprockets Provide?
- Higher Load Capacity – The duplex double-strand design supports greater loads than simplex sprockets.
- Improved Torque Transmission – Delivers more efficient power transfer for demanding applications.
- Quiet and Smooth Operation – Precision tooth profiles reduce noise and vibration by ensuring accurate chain engagement.
- Long-Lasting Durability – Constructed from high-strength steel to resist wear and fatigue.
- Enhanced Corrosion Resistance – Optional heat treatments and plating protect against harsh environments.
- Easy System Integration – Manufactured to ISO standards for seamless replacement and compatibility.
What Can D28B20 Sprockets Be Used for?
- Heavy-Duty Machinery – Ideal for equipment requiring high load capacity and reliable power transmission.
- Conveyor Systems – Suitable for transporting heavy materials continuously and efficiently.
- Agricultural Equipment – Used in large farm machinery like combines and balers.
- Construction Equipment – Fits cranes, loaders, and other machines needing robust chain drives.
- Industrial Manufacturing – Applied in various sectors demanding durable and efficient sprockets for tough tasks.
