Transmissions
Chain Sprockets
Bored & Keyed Sprockets
5/8inch Pitch Bored & Keyed Sprockets
Quick Code: BB-701252
10B1 21T Sprocket Comes With 30mm Bore & Keyway with 2 Grubscrews (5SR21 30BK&2GS SPKT)
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Product Specification
Bore
30mm
Number of Teeth
21
Pitch
5/8inch
Reference
5SR21 30BK&2GS SPKT
Quick Order Code
BB-701252
Product Description
This 10B1 21T Sprocket is a precision-engineered power transmission component designed for 5/8" pitch roller chain systems. It features a 30mm bore with keyway and comes complete with 2 grubscrews for secure and reliable shaft mounting. The 21-tooth configuration makes this sprocket ideal for medium to higher-torque applications requiring dependable chain drive performance.
Key Features:
- Tooth Count: 21 teeth for optimal torque delivery and chain engagement
- Bore Diameter: 30mm precision-machined bore with keyway for accurate shaft alignment
- Pitch: 5/8 inch – compatible with standard 10B1 roller chains
- Grubscrews: Two grubscrews included for dependable fastening and load security
- Pre-machined: Fully machined and ready for quick installation – no additional machining required
- Industrial Quality: High-quality construction for durability and longevity in demanding applications
Typical Applications:
This sprocket is particularly suited for medium to higher-duty drive configurations, including:
- Conveyor systems and material handling equipment
- Agricultural machinery and implements
- Packaging and processing equipment
- General industrial power transmission systems
- Equipment requiring stable torque delivery and reliable chain drive performance
- Applications where a larger tooth count provides improved load distribution
This 21-tooth sprocket offers a cost-effective solution for your power transmission needs, whether you're designing a new system or replacing a worn component. Reference: 5SR21 30BK&2GS SPKT

