Round NMRV040 Worm Speed Reducer Ratio 5:1 80:1 Input 9mm/11mm/14mm Output 18mm
NMRV040 Series Round Worm Gearbox Ratio 5:1-100:1 9mm/11mm/14mm Output 18mm for Servo/Stepper Motor
Specifications:
Torque: 11-53 N.m
Usage: Boat,Car,Electric Bicycle,FAN,Home Appliance
Model Number: NMRV040
Continuous Current(A): Acording to the motor
Construction: Permanent Magnet
Type: Gear Motor
Protect Feature: Drip-proof
Commutation: Brush
Efficiency: IE 1
Output Power: 0.12 - 0.55Kw
Certification: CE
Material of housing: aluminium alloy
Input Bore Size: 9mm 11mm 14mm (default=14mm)
Output hole diameter: 18mm
Teeth surface hardness: Soft teeth surface
Input Speed: Max. 1500 rpm
Speed ratio: 5:1 , 7.5:1 , 10:1 , 15:1 , 20:1 , 25:1 , 30:1 , 40:1 , 50:1 , 60:1 , 80:1 , 100:1
IEC Flange: 71B5; 71B14; 63B5; 63B14; 56B5
Application: Matched with Servo motor/Stepper Motor


① Oil Seal
② Worm Gear
③ Input Flange
④ Shell
⑤ Oil Seal
⑥ Bearing



| Center Distance A | Motor Flange | Input Shaft Hole Diameter | ||||||||||||||||
| PAM IEC |
N | M | P | bm | tm | Transmission Ratio | ||||||||||||
| 5 | 7.5 | 10 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | 80 | 100 | |||||||
| NMRV040 | 71B5 | 110 | 130 | 160 | 5 | 16.3 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | - | - | - | - |
| 71B14 | 70 | 85 | 105 | |||||||||||||||
| 63B5 | 95 | 115 | 140 | 4 | 12.8 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | |
| 63B14 | 60 | 75 | 90 | |||||||||||||||
| 56B5 | 80 | 100 | 120 | 3 | 10.4 | - | - | - | - | - | - | - | - | 9 | 9 | 9 | 9 | |

| Gearbox Specification | |
|---|---|
| Output Shaft Diameter(mm) | 18mm |
| Input Shaft Diameter(mm) | 9mm / 11mm / 14mm |
| Gear Ratio | 5:1 / 7.5:1 / 10:1 / 15:1 / 20:1 / 25:1 / 30:1 / 50:1 / 60:1 / 80:1 / 100:1 |
| Gearbox Type | Round Worm Gearbox |







