Rotary Motion Guide
Rotary systems involve rotating mechanical parts such as motors, sprockets, and pulleys. Learn the basics about rotary motion here.
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Quantity Available: 188
| Qty | Price |
|---|---|
| 5 | $4.27 |
| 10 | $4.09 |
Pulley for GT2 timing belts. Machined from aluminum.
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 |
 12mm Precision Ground Rotary Shaft (no keyway)
|
$6.50/Meter | 12 mm |
 12mm Precision Ground Rotary Shaft (w/ keyway)
|
$45.00/Meter | 12 mm |
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 |
 NEMA23 - 1.8 Degree - 2.8A Stepper - 4.25:1 Gearbox
|
$70.00 | 12 mm | NEMA - 23 | 46.6 kg·cm | 24 V DC | Planetary | 4 1⁄4 : 1 |
 NEMA23 - 1.8 Degree - 2.8A Stepper - 15:1 Gearbox
|
$72.00 | 12 mm | NEMA - 23 | 150 kg·cm | 24 V DC | Planetary | 15 3⁄10 : 1 |
 NEMA23 - 1.8 Degree - 2.8A Stepper - 77:1 Gearbox
|
$74.00 | 12 mm | NEMA - 23 | 240 kg·cm | 24 V DC | Planetary | 76 49⁄64 : 1 |
 NEMA34 - 1.8 Degree - 4A Stepper - Gearless
|
$60.00 | 12 mm | NEMA - 34 | 30 kg·cm | 30 V DC | — | — |
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 |
 NEMA23 - Brushless DC Motor - 4.3:1 Gearbox
|
$84.00 | 12 mm | 10.2 kg·cm | 930 RPM |
 NEMA23 - Brushless DC Motor - 15:1 Gearbox
|
$86.00 | 12 mm | 33.7 kg·cm | 250 RPM |
 NEMA23 - Brushless DC Motor - 23:1 Gearbox
|
$88.00 | 12 mm | 51 kg·cm | 170 RPM |
 NEMA23 - Brushless DC Motor - 47:1 Gearbox
|
$95.00 | 12 mm | 112.2 kg·cm | 82 RPM |
 NEMA23 - Brushless DC Motor - 96:1 Gearbox
|
$98.00 | 12 mm | 214.1 kg·cm | 41 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 |
 24V/5.1Kg-cm/588RPM 4.25:1 DC Gear Motor
|
$69.00 | 12 mm | 4.4 kg·cm | 24 V DC | Planetary | 4 1⁄4 : 1 |
 24V/12.2Kg-cm/772RPM/4.25:1 DC Gear Motor
|
$80.00 | 12 mm | 12.2 kg·cm | 24 V DC | Planetary | 4 1⁄4 : 1 |
 24V/14.2Kg-cm/192RPM 13:1 DC Gear Motor
|
$66.00 | 12 mm | 13.3 kg·cm | 24 V DC | Planetary | 12 24⁄25 : 1 |
 24V/45Kg-cm/182RPM/18:1 DC Gear Motor
|
$82.00 | 12 mm | 47 kg·cm | 24 V DC | Planetary | 18 : 1 |
 24V/50.9Kg-cm/53RPM 47:1 DC Gear Motor
|
$72.00 | 12 mm | 43.8 kg·cm | 24 V DC | Planetary | 46 82⁄125 : 1 |
 24V/153Kg-cm/50RPM/65:1 DC Gear Motor
|
$84.00 | 12 mm | 153 kg·cm | 24 V DC | Planetary | 65 : 1 |
 24V/82.6Kg-cm/33RPM 76:1 DC Gear Motor
|
$72.00 | 12 mm | 71.4 kg·cm | 24 V DC | Planetary | 76 49⁄64 : 1 |
 24V/173.3Kg-cm/15RPM 168:1 DC Gear Motor
|
$76.00 | 12 mm | 136.6 kg·cm | 24 V DC | Planetary | 167 601⁄625 : 1 |
| Physical Properties | |
|---|---|
| Inner Diameter | 12 mm |
| Keyway Width | 4 mm |
| Number of Teeth | 80 |
| 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) |
| 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 |