Title

Specification

Size 

40 mm

Part Number 

OAVRMD40

Bearing Type

Roller-Type Rotary Air Bearing

Porous Material 

Carbon 

Housing Material/Finish 

7075 Aircraft Quality Aluminum/Mil Spec Hard Anodize 

Side Material/Finish 

7075 Aircraft Quality Aluminum/Mil Spec Hard Anodize 

Housing Bore size Light Press Fit Method 

99.98 mm +0.02 / -0.00

Input Pressure 

40 psi - 100 max psi 

Pressure Port Threads 

M5 x 0.8 

Flow rate 

16.1 SCFH 

Radial Load Max 

250 N (56.2 lbs) 

Axial Load Max 

822.9 N (185.0 lbs) 

Axial and Radial Error Motion 

1.1 μin/(0.027 µm) 

Total Indicated Runout (TIR) 

± 9 millionths in (0.25 µm)

Weight 

2 lbs 

Lifetime 

Infinite 

Max Rotational Speed  

>10,000 RPM (limited by motor) 

Servo Motor

Specification

Part Number

RMD-L-4015-20T

Motor Type

BLDC Servo with Integrated Driver

Rated Voltage

16 V DC

Voltage Range

8 V – 24 V DC

Rated Torque

0.22 N·m

Peak Torque

0.49 N·m

Rated Speed

520 RPM

Max Speed

1010 RPM

Encoder

14-bit Absolute Magnetic Encoder (~0.022° resolution)

Control Modes

Position / Velocity / Torque

Communication

CAN Bus (1 Mbps), RS-485

Protection Features

Over-voltage, Over-temperature, Over-current