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: 58
| Qty | Price |
|---|---|
| 5 | $2.88 |
| 10 | $2.76 |
Pulley for GT2 timing belts. Machined from aluminum.
| Physical Properties | |
|---|---|
| Inner Diameter | 8 mm |
| Number of Teeth | 60 |
| Hex Key Size Required | 2 mm |
| Customs Information | |
| Canadian HS Export Code | 8483.90.00 |
| American HTS Import Code | 8483.90.50.90 |
| Country of Origin | CN (China) |
This pulley can be used with any GT2 series belt. The size of belt required depends on the desired distance between your two pulleys; for installation details see the Rotary Motion Guide.
| Product | Physical Properties | |||
|---|---|---|---|---|
| Part Number | Price | Pulley Series | Belt Circumference | Working Tensile Strength |
 120mm GT2x6mm Timing Belt
|
$1.50 | GT2 | 120 mm | 27 N |
 156mm GT2x6mm Timing Belt
|
$1.50 | GT2 | 156 mm | 27 N |
 184mm GT2x6mm Timing Belt
|
$1.50 | GT2 | 184 mm | 27 N |
 220mm GT2x6mm Timing Belt
|
$1.50 | GT2 | 220 mm | 27 N |
 276mm GT2x6mm Timing Belt
|
$1.50 | GT2 | 276 mm | 27 N |
 330mm GT2x6mm Timing Belt
|
$3.00 | GT2 | 330 mm | 27 N |
 392mm GT2x6mm Timing Belt
|
$3.35 | GT2 | 392 mm | 27 N |
 560mm GT2x6mm Timing Belt
|
$5.20 | GT2 | 560 mm | 27 N |
 GT2x6mm Timing Belt Open
|
$2.25/Meter | GT2 | — | 27 N |
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 pulley:
| Product | Physical Properties | |
|---|---|---|
| Part Number | Price | Diameter |
 8mm Precision Ground Rotary Shaft
|
$6.50/Meter | 8 mm |
Ball screws provide an easy means of converting rotary motion into precise linear positioning. You can use this pulley to connect a transmission system to the following ball screws:
| Product | Physical Properties | |
|---|---|---|
| Part Number | Price | Length |
 Ball Screw SFU01204 x 200mm w/Nut
|
$33.30 | 200 mm |
 Ball Screw SFU01204 x 300mm w/Nut
|
$37.00 | 300 mm |
 Ball Screw SFU01204 x 400mm w/Nut
|
$40.70 | 400 mm |
 Ball Screw SFU01204 x 500mm w/Nut
|
$44.40 | 500 mm |
 Ball Screw SFU01204 x 600mm w/Nut
|
$46.65 | 600 mm |
 Ball Screw SFU01204 x 800mm w/Nut
|
$53.30 | 800 mm |
 Ball Screw SFU01204 x 1000mm w/Nut
|
$59.20 | 1 m |
Stepper motors have high torque and precise position control. This pulley can connect to the main shaft of the following stepper motors:
| Product | Physical Properties | Motor Properties | Electrical Properties | Gearbox Properties | |||
|---|---|---|---|---|---|---|---|
| Part Number | Price | Shaft Diameter | Mounting Plate Size | Rated Torque | Recommended Voltage | Gearbox Type | Gear Ratio |
 NEMA17 - 1.8 Degree - 1.68A Stepper - 5.18:1 Gearbox
|
$40.00 | 8 mm | NEMA - 17 | 18 kg·cm | 24 V DC | Planetary | 5 2⁄11 : 1 |
 NEMA17 - 1.8 Degree - 1.68A Stepper - 14:1 Gearbox
|
$42.00 | 8 mm | NEMA - 17 | 30 kg·cm | 24 V DC | Planetary | 13 212⁄289 : 1 |
 NEMA17 - 1.8 Degree - 1.68A Stepper - 27:1 Gearbox
|
$44.00 | 8 mm | NEMA - 17 | 30 kg·cm | 24 V DC | Planetary | 26 103⁄121 : 1 |
 NEMA17 - 1.8 Degree - 1.68A Stepper - 51:1 Gearbox
|
$46.00 | 8 mm | NEMA - 17 | 48 kg·cm | 24 V DC | Planetary | 50 4397⁄4913 : 1 |
 NEMA17 - 1.8 Degree - 1.68A Stepper - 100:1 Gearbox
|
$48.00 | 8 mm | NEMA - 17 | 48 kg·cm | 24 V DC | Planetary | 99 1044⁄2057 : 1 |
Brushless DC motors combine smooth rotation with accurate position control. This pulley can connect to the following BLDC Motors:
| Product | Physical Properties | Motor Properties | ||
|---|---|---|---|---|
| Part Number | Price | Shaft Diameter | Rated Torque | Rated Speed |
 NEMA17 - Brushless DC Motor - 4.9:1 Gearbox
|
$72.00 | 8 mm | 5.6 kg·cm | 810 RPM |
 NEMA17 - Brushless DC Motor - 15:1 Gearbox
|
$74.00 | 8 mm | 16.3 kg·cm | 260 RPM |
 NEMA17 - Brushless DC Motor - 24:1 Gearbox
|
$76.00 | 8 mm | 24.5 kg·cm | 166 RPM |
 NEMA17 - Brushless DC Motor - 56:1 Gearbox
|
$80.00 | 8 mm | 61.2 kg·cm | 70 RPM |
 NEMA23 - Brushless DC Motor - Gearless
|
$42.00 | 8 mm | 2.9 kg·cm | 4000 RPM |
 NEMA23 - Brushless DC Motor - Gearless
|
$65.00 | 8 mm | 5 kg·cm | 4000 RPM |
DC motors are the simplest and most common option for rotary motion in many projects. This pulley can connect to the main shaft of the following DC motors:
| Product | Physical Properties | Motor Properties | Electrical Properties | Gearbox Specifications | ||
|---|---|---|---|---|---|---|
| Part Number | Price | Shaft Diameter | Rated Torque | Rated Voltage | Gearbox Type | Gear Ratio |
 12V/0.5Kg-cm/670RPM 3.7:1 DC Gear Motor
|
$38.00 | 8 mm | 540 g·cm | 12 V DC | Planetary | 3 12⁄17 : 1 |
 12V/1.9Kg-cm/175RPM 14:1 DC Gear Motor
|
$42.00 | 8 mm | 1.9 kg·cm | 12 V DC | Planetary | 13 212⁄289 : 1 |
 12V/6.6Kg-cm/49RPM 51:1 DC Gear Motor
|
$43.00 | 8 mm | 6.6 kg·cm | 12 V DC | Planetary | 50 801⁄895 : 1 |
 12V/6.6Kg-cm/49RPM 51:1 DC Gear Motor
|
$33.00 | 8 mm | 6.6 kg·cm | 12 V DC | Planetary | 50 801⁄895 : 1 |
 12V/17.3Kg-cm/18RPM 139:1 DC Gear Motor
|
$43.00 | 8 mm | 17.3 kg·cm | 12 V DC | Planetary | * 139 184⁄1221 : 1 |
 24V/2.5Kg-cm/3280RPM DC Motor
|
$40.00 | 8 mm | 3.3 kg·cm | 24 V DC | — | — |
| Product | Physical Properties | ||
|---|---|---|---|
| Part Number | Price | Inner Diameter | Number of Teeth |
 GT2 Pulley with 5mm Bore and 16 Teeth
|
$2.50 | 5 mm | 16 |
 GT2 Pulley with 6mm Bore and 22 Teeth
|
$2.50 | 6 mm | 22 |
 GT2 Pulley with 0.25" Bore and 22 Teeth
|
$3.00 | 1⁄4″ | 22 |
 GT2 Idler Pulley 8mm Bore with Spacers
|
$5.50 | 8 mm | 44 |
 GT2 Idler Pulley with 8mm Bore and 44 Teeth
|
$1.75 | 8 mm | 44 |
 GT2 Pulley with 8mm Bore and 22 Teeth
|
$2.75 | 8 mm | 22 |
 GT2 Pulley with 8mm Bore and 32 Teeth
|
$2.50 | 8 mm | 32 |
 GT2 Pulley with 8mm Bore and 44 Teeth
|
$3.00 | 8 mm | 44 |
 GT2 Pulley with 8mm Bore and 60 Teeth
|
$3.00 | 8 mm | 60 |
 GT2 Pulley with 8mm Bore and 80 Teeth
|
$4.00 | 8 mm | 80 |
 GT2 Pulley with 12mm Bore and 36 Teeth
|
$3.00 | 12 mm | 36 |
 GT2 Pulley with 12mm Bore and 44 Teeth
|
$3.00 | 12 mm | 44 |
 GT2 Pulley with 12mm Bore and 60 Teeth
|
$3.55 | 12 mm | 60 |
 GT2 Pulley with 12mm Bore and 80 Teeth
|
$4.45 | 12 mm | 80 |