Rotary Motion Guide
Rotary systems involve rotating mechanical parts such as motors, sprockets, and pulleys. Learn the basics about rotary motion here.
Products for USB Sensing and Control
Quantity Available: 56
| Qty | Price |
|---|---|
| 5 | $6.72 |
| 10 | $6.44 |
Hardened steel sprocket for half inch (1/2") roller chain. It has a 25mm bore with keyway, set screws and key.
| Physical Properties | |
|---|---|
| Inner Diameter | 25 mm |
| Keyway Width | 8 mm |
| Number of Teeth | 20 |
| Sprocket Series | # 40 |
| Hex Key Size Required | 4 mm |
| Customs Information | |
| Canadian HS Export Code | 8483.90.00 |
| American HTS Import Code | 8483.90.10.50 |
| Country of Origin | CN (China) |
This sprocket is compatible with series #40 chain. The amount of chain required depends on the desired distance between your two sprockets; for installation details see the Rotary Motion Guide.
| Product | |
|---|---|
| Part Number | Price |
 #40 Roller Chain
|
$4.45/Meter |
 #40 Roller Chain Link Kit
|
$1.50 |
If you're building a rotary transmission system of any kind, chances are you'll need some rotary shaft. Here's a list of rotary shaft compatible with this sprocket:
| Product | Physical Properties | |
|---|---|---|
| Part Number | Price | Diameter |
 25mm Precision Ground Rotary Shaft (no keyway)
|
$20.00/Meter | 25 mm |
 25mm Precision Ground Rotary Shaft (w/ keyway)
|
$60.00/Meter | 25 mm |
 25mm Single Ended Output Shaft for Series 50 Worm Gearbox
|
$6.85 | 25 mm |
 25mm Double Ended Output Shaft for Series 50 Worm Gearbox
|
$7.40 | 25 mm |
 25mm Single Ended Output Shaft for Series 63 Worm Gearbox
|
$7.40 | 25 mm |
 25mm Double Ended Output Shaft for Series 63 Worm Gearbox
|
$8.90 | 25 mm |
| Product | Physical Properties | |||
|---|---|---|---|---|
| Part Number | Price | Inner Diameter | Number of Teeth | Sprocket Series |
 #40 Chain Idler Sprocket 12mm Bore with Spacers
|
$8.00 | 12 mm | 13 | # 40 |
 #40 Chain Sprocket with 12mm Bore and 9 Teeth
|
$4.25 | 12 mm | 9 | # 40 |
 #40 Chain Sprocket with 12mm Bore and 14 Teeth
|
$4.50 | 12 mm | 14 | # 40 |
 #40 Chain Sprocket with 12mm Bore and 20 Teeth
|
$7.00 | 12 mm | 20 | # 40 |
 #40 Chain Sprocket with 0.5" Bore and 9 Teeth
|
$4.00 | 1⁄2″ | 9 | # 40 |
 #40 Chain Sprocket with 14mm Bore and 9 Teeth
|
$4.50 | 14 mm | 9 | # 40 |
 #40 Chain Sprocket with 14mm Bore and 20 Teeth
|
$6.50 | 14 mm | 20 | # 40 |
 #40 Chain Sprocket with 5/8" Bore and 9 Teeth
|
$4.50 | 5⁄8″ | 9 | # 40 |
 #40 Chain Sprocket with 17mm Bore and 20 Teeth
|
$7.00 | 17 mm | 20 | # 40 |
 #40 Chain Sprocket with 17mm Bore and 40 Teeth
|
$20.00 | 17 mm | 40 | # 40 |
 #40 Chain Sprocket with 19mm Bore and 20 Teeth
|
$7.00 | 19 mm | 20 | # 40 |
 #40 Chain Sprocket with 24mm Bore and 20 Teeth
|
$7.00 | 24 mm | 20 | # 40 |
 #40 Chain Sprocket with 25mm Bore and 20 Teeth
|
$7.00 | 25 mm | 20 | # 40 |
 #40 Chain Sprocket with 25mm Bore and 40 Teeth
|
$17.50 | 25 mm | 40 | # 40 |
 #40 Chain Sprocket with 25mm Bore and 60 Teeth
|
$27.00 | 25 mm | 60 | # 40 |