Trust our quality assurance process for #25 roller chain sprockets from roller chain. We offer a variety of materials, including plastic, stainless steel, and black-oxide-coated hardened metal. Our products support various industries, including government entities, small businesses, OEMs, and major resellers.In our inventory, you’ll find every top configuration, including #25 roller chain sprockets with B-hub designs. Each sprocket features precision-cut teeth, ensuring your assembly operates smoothly throughout the workday.
| Part # | Tooth Count | Diameter (O.D.) | Type | Stock Bore | Rec. Max. Bore | Hub Dia. | L.T.B | Weight (LBS) |
|---|---|---|---|---|---|---|---|---|
| 25B9 | 9 | 0.837" | B | 0.25" | 0.25" | 0.438" | 0.5" | 0.03 |
| 25B10 | 10 | 0.919" | B | 0.25" | 0.25" | 0.5" | 0.5" | 0.03 |
| 25B11 | 11 | 1.002" | B | 0.25" | 0.313" | 0.563" | 0.5" | 0.04 |
| 25B12 | 12 | 1.083" | B | 0.25" | 0.375" | 0.625" | 0.5" | 0.06 |
| 25B13 | 13 | 1.167" | B | 0.25" | 0.438" | 0.719" | 0.5" | 0.07 |
| 25B14 | 14 | 1.246" | B | 0.25" | 0.563" | 0.813" | 0.5" | 0.08 |
| 25B15 | 15 | 1.326" | B | 0.25" | 0.563" | 0.891" | 0.5" | 0.10 |
| 25B16 | 16 | 1.407" | B | 0.25" | 0.563" | 0.969" | 0.5" | 0.12 |
| 25B17 | 17 | 1.487" | B | 0.25" | 0.625" | 1.031" | 0.5" | 0.14 |
| 25B18 | 18 | 1.568" | B | 0.25" | 0.75" | 1.125" | 0.5" | 0.16 |
| 25B19 | 19 | 1.648" | B | 0.25" | 0.813" | 1.219" | 0.5" | 0.19 |
| 25B20 | 20 | 1.729" | B | 0.25" | 0.875" | 1.281" | 0.625" | 0.25 |
| 25B21 | 21 | 1.809" | B | 0.25" | 0.875" | 1.375" | 0.625" | 0.28 |
| 25B22 | 22 | 1.889" | B | 0.25" | 0.938" | 1.438" | 0.625" | 0.31 |
| 25B23 | 23 | 1.969" | B | 0.25" | 1" | 1.5" | 0.625" | 0.32 |
| 25B24 | 24 | 2.049" | B | 0.375" | 1" | 1.5" | 0.625" | 0.33 |
| 25B25 | 25 | 2.129" | B | 0.375" | 1" | 1.5" | 0.625" | 0.34 |
| 25B26 | 26 | 2.209" | B | 0.375" | 1" | 1.5" | 0.625" | 0.35 |
| 25B28 | 28 | 2.369" | B | 0.375" | 1" | 1.5" | 0.625" | 0.36 |
| 25B30 | 30 | 2.529" | B | 0.375" | 1" | 1.5" | 0.625" | 0.38 |
| 25B32 | 32 | 2.688" | B | 0.375" | 1" | 1.5" | 0.625" | 0.40 |
| 25B36 | 36 | 3.008" | B | 0.375" | 1" | 1.5" | 0.75" | 0.50 |
| 25B40 | 40 | 3.327" | B | 0.5" | 1.375" | 2" | 0.75" | 0.53 |
| 25B45 | 45 | 3.725" | B | 0.5" | 1.375" | 2" | 0.75" | 0.56 |
| 25B48 | 48 | 3.964" | B | 0.5" | 1.375" | 2" | 0.75" | 0.56 |
| 25B54 | 54 | 4.442" | B | 0.5" | 1.375" | 2" | 0.75" | 1.00 |
| 25B60 | 60 | 4.920" | B | 0.5" | 1.375" | 2" | 0.75" | 1.10 |
| 25B70 | 70 | 5.717" | B | 0.5" | 1.375" | 2" | 0.75" | 1.25 |
| 25B72 | 72 | 5.876" | B | 0.5" | 1.375" | 2" | 0.75" | 1.30 |
Identify the Chain Type: Common sizes include #25, #40, #50, etc. The number indicates the chain's pitch (distance between pins).Measure the Pitch: Use calipers to measure the distance between the centers of two adjacent pins. This helps confirm the chain size.
Sprocket Size: Ensure the sprocket is designed for the same chain size identified (e.g., a #25 sprocket for a #25 chain).Teeth Count: Determine the number of teeth on the sprocket. This affects speed and torque. More teeth provide more torque but reduce speed.
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Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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