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Address

Unit 1 - 6115 4 St SE
Calgary AB  T2H 2H9
Canada

PHIDGETS Inc.

Unit 1 - 6115 4 St SE
Calgary AB  T2H 2H9
Canada
+1 403 282-7335

#40 Chain Sprocket with 12mm Bore and 20 Teeth

ID: TRM4146_0

$7.00

Quantity Available: 143

Qty Price
5 $6.72
10 $6.44

Hardened steel sprocket for half inch (1/2") roller chain. It has a 12mm bore with keyway, set screws and key.

Features

  • Fits onto a 12mm shaft
  • 4mm keyway for a solid connection to keyed shaft
  • Tightens on with two 2mm hex screws
  • For use with #40 size chain

Guides

Chain

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
TRM4221_0
#40 Roller Chain
$4.45/Meter
TRM4223_0
#40 Roller Chain Link Kit
$1.50

Rotary Shaft

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
TRM4016_0
12mm Precision Ground Rotary Shaft (no keyway)
$6.50/Meter 12 mm
TRM4001_0
12mm Precision Ground Rotary Shaft (w/ keyway)
$45.00/Meter 12 mm

Stepper Motors

Stepper motors have high torque and precise position control. This sprocket 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
3332_0
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 14 : 1
3333_0
NEMA23 - 1.8 Degree - 2.8A Stepper - 15:1 Gearbox
$72.00 12 mm NEMA - 23 150 kg·cm 24 V DC Planetary 15 310 : 1
3334_0
NEMA23 - 1.8 Degree - 2.8A Stepper - 77:1 Gearbox
$74.00 12 mm NEMA - 23 240 kg·cm 24 V DC Planetary 76 4964 : 1
3335_0
NEMA34 - 1.8 Degree - 4A Stepper - Gearless
$60.00 12 mm NEMA - 34 30 kg·cm 30 V DC

Brushless DC Motors

Brushless DC motors combine smooth rotation with accurate position control. This sprocket can connect to the following BLDC Motors:

Product Physical Properties Motor Properties
Part Number Price Shaft Diameter Rated Torque Rated Speed
DCM4107_1
NEMA23 - Brushless DC Motor - 4.3:1 Gearbox
$84.00 12 mm 10.2 kg·cm 930 RPM
DCM4108_1
NEMA23 - Brushless DC Motor - 15:1 Gearbox
$86.00 12 mm 33.7 kg·cm 250 RPM
DCM4109_0
NEMA23 - Brushless DC Motor - 23:1 Gearbox
$88.00 12 mm 51 kg·cm 170 RPM
DCM4110_0
NEMA23 - Brushless DC Motor - 47:1 Gearbox
$95.00 12 mm 112.2 kg·cm 82 RPM
DCM4111_0
NEMA23 - Brushless DC Motor - 96:1 Gearbox
$98.00 12 mm 214.1 kg·cm 41 RPM

DC Motors

DC motors are the simplest and most common option for rotary motion in many projects. This sprocket 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
3269_3
24V/5.1Kg-cm/588RPM 4.25:1 DC Gear Motor
$69.00 12 mm 4.4 kg·cm 24 V DC Planetary 4 14 : 1
DCM4001_0
24V/10Kg-cm/772RPM/4.25:1 DC Gear Motor
$80.00 12 mm 12.2 kg·cm 24 V DC Planetary 4 14 : 1
3270_2
24V/14.2Kg-cm/192RPM 13:1 DC Gear Motor
$66.00 12 mm 13.3 kg·cm 24 V DC Planetary 12 2425 : 1
DCM4002_0
24V/45Kg-cm/182RPM/18:1 DC Gear Motor
$82.00 12 mm 47 kg·cm 24 V DC Planetary 18 : 1
3272_2
24V/50.9Kg-cm/53RPM 47:1 DC Gear Motor
$72.00 12 mm 43.8 kg·cm 24 V DC Planetary 46 82125 : 1
DCM4003_0
24V/162Kg-cm/50RPM/65:1 DC Gear Motor
$84.00 12 mm 153 kg·cm 24 V DC Planetary 65 : 1
3273_2
24V/82.6Kg-cm/33RPM 76:1 DC Gear Motor
$72.00 12 mm 71.4 kg·cm 24 V DC Planetary 76 4964 : 1
3274_2
24V/173.3Kg-cm/15RPM 168:1 DC Gear Motor
$76.00 12 mm 136.6 kg·cm 24 V DC Planetary 167 601625 : 1

Product Specifications

Physical Properties
Inner Diameter 12 mm
Keyway Width 4 mm
Number of Teeth 20
Sprocket Series # 40
Hex Key Size Required 2 mm
Customs Information
Canadian HS Export Code 8483.90.00
American HTS Import Code 8483.90.10.50
Country of Origin CN (China)

Documents

Product Physical Properties
Part Number Price Inner Diameter Number of Teeth Sprocket Series
TRM4161_1
#40 Chain Idler Sprocket 12mm Bore with Spacers
$8.00 12 mm 13 # 40
TRM4144_0
#40 Chain Sprocket with 12mm Bore and 9 Teeth
$4.25 12 mm 9 # 40
TRM4145_0
#40 Chain Sprocket with 12mm Bore and 14 Teeth
$4.50 12 mm 14 # 40
TRM4146_0
#40 Chain Sprocket with 12mm Bore and 20 Teeth
$7.00 12 mm 20 # 40
TRM4147_0
#40 Chain Sprocket with 0.5" Bore and 9 Teeth
$4.00 12 9 # 40
TRM4148_0
#40 Chain Sprocket with 14mm Bore and 9 Teeth
$4.50 14 mm 9 # 40
TRM4149_0
#40 Chain Sprocket with 14mm Bore and 20 Teeth
$6.50 14 mm 20 # 40
TRM4150_0
#40 Chain Sprocket with 5/8" Bore and 9 Teeth
$4.50 58 9 # 40
TRM4151_0
#40 Chain Sprocket with 17mm Bore and 20 Teeth
$7.00 17 mm 20 # 40
TRM4152_0
#40 Chain Sprocket with 17mm Bore and 40 Teeth
$20.00 17 mm 40 # 40
TRM4153_0
#40 Chain Sprocket with 19mm Bore and 20 Teeth
$7.00 19 mm 20 # 40
TRM4154_0
#40 Chain Sprocket with 24mm Bore and 20 Teeth
$7.00 24 mm 20 # 40
TRM4155_0
#40 Chain Sprocket with 25mm Bore and 20 Teeth
$7.00 25 mm 20 # 40
TRM4156_0
#40 Chain Sprocket with 25mm Bore and 40 Teeth
$17.50 25 mm 40 # 40
TRM4157_0
#40 Chain Sprocket with 25mm Bore and 60 Teeth
$27.00 25 mm 60 # 40