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Home / All / Agricultural Machinery Chain / A-type | CA-type | S-type Steel Agricultural Chains / A550/A555/A557/A620 | A-type Steel Agricultural Chains
A550/A555/A557/A620 | A-type Steel Agricultural Chains
A-type Agricultural Chain
The A series agricultural chains—A550, A555, A557, and A620—are heavy-duty agricultural roller chains crafted from hardened or alloy steel. Built for reliability and endurance, our A Series chains offer exceptional strength and long service life. Made of high-grade heat-treated steel and precision-machined components, they are corrosion-resistant and OEM-compatible. Available with custom attachments to meet conveyor systems, corn heads, forage harvesters, manure spreaders, balers, and other machinery.
✔ Rust & Wear Resistance
✔ Attachment Available
✔ High-load Capacity
A-type Roller Chain Size
| Image | A550/A555/A557/A620 | A-type Steel Agricultural Chains | Description | In stock | More |
|---|---|---|---|---|
 | A620 Agricultural Chain | 42.0mm Pitch Heavy Duty Harvester Chain | CTS | A620 A-type steel agricultural chain, 42.0mm pitch, 24.5mm inner width, 39.1 kN tensile. Heavy-duty chain for harvesters and bulk conveyors. Factory direct. | In Stock | |
| A557 Roller Chain | A Type Steel Agricultural Chain | The A557 agricultural chain is a durable, high-performance chain designed for agricultural applications. | Available Now | |
| A555 Agricultural Chain | 41.4mm Pitch Narrow Conveyor Chain | CTS | A555 A-type steel agricultural chain with 12.7mm narrow inner width, 41.4mm pitch, 39.1 kN tensile. For compact farm conveyors and harvesters. Factory direct, OEM. Get a quote in 24 h. | In Stock | |
| A550 Agricultural Chain | 41.4mm Pitch Steel Harvester Chain | CTS | The A550 A-type steel agricultural chain (41.4mm pitch) is our standard-duty chain for rice harvesters, balers and farm conveyors. 39.1 kN tensile strength, factory direct with OEM support. | In Stock |
Bulk Orders & Custom Solutions
We supply to OEMs, distributors, and farms worldwide. Whether you need 500 feet or 5,000 feet, our production lines can handle urgent and large-scale orders.
Contact us for custom designs or special material requests.
Agricultural Machinery Chain and Sprocket
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