Nexen 923609 combination clutch brake features a spring engaged brake and air engaged clutch in a driven shaft mount design. The unit has a 1.188 in straight machined bore with keyway, 1388 in-lb max static clutch torque, and 81 in-lb brake torque. Constructed with machined aluminum and an open design, it operates at speeds up to 750 RPM at 40 psi. This multi-plate combo is CE and RoHS certified.

Anti rotation style

Anti-Rotation Holes

Bore details

Straight

Bore size

1.188 in, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

Brake side engagement method

Spring

Brake torque

81 inlb

CE certified

CE

Clutch air chamber volume when new

2.399 in³

Clutch air chamber volume when worn out

4.516 in³

Clutch facing effective area

24.36 in²

Clutch side engagement method

Air

Drive inertia

11.66 lbin²

Finish

Bare Aluminum

Inlet size

0.125 NPT

Length

5.59 in

Materials of construction

Machined aluminum

Max ambient temperature (°F)

150

Max operating pressure (psi)

80

Max Speed

750 RPM, Max @ 40 psi, 450 @ 50 psi, 350 @ 60 psi, 300 @ 70 psi, 250 @ 80 psi

Max speed (psi)

750 RPM, Max @ 40 psi, 450 @ 50 psi, 350 @ 60 psi, 300 @ 70 psi, 250 @ 80

Max static brake torque

81 inlb

Max static clutch torque

1388 inlb

Min ambient temperature (°F)

32

Min engagement pressure (psi)

10

Min sprocket size

25/60T, 35/40T, 40/31T, 50/25T, 60/22T

Mounting style

Driven Shaft

Open or enclosed design

Open

Outer Diameter

4.56 in

Output bolt circle

3.5 in

Output bolt hole size

4 0.250-20 in, Holes @ 90°

Output shaft style

None

Output type

Pilot

Pilot size

3.000 in

Product features

Spring Engaged Brake, Air Engaged Clutch, Driven Shaft Mount, Straight Bore, Multi-Plate

RoHS compliant

RoHS

Shaft inertia

3.03 lbin²