Nexen 964305 spring engaged flange mount brake with 4.000 in machined bore with keyway, 19100 inlb static torque at 1500 RPM, black oxide finish. Open design, 0.500 NPT air inlet, 70 psi minimum release pressure. CE and RoHS compliant. Not designed for vertical mounting.

Anti rotation style

Flange

Approximate brake facing life

10625 hphr

Bore details

Straight With Setscrew And Keyway

Bore size

4.000 in, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

Brake air chamber volume when new

47.300 in³

Brake air chamber volume when worn out

9.800 in³

Brake facing edge color code

Red

Brake facing effective area

227.0 in²

Brake facing type

Standard coefficient

Brake heat sink capacity

870000 ftlb

Brake peak thermal input rate

204.00 hp

Brake torque

19100 inlb

Braking capability

Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Enclosure

Open

Engagement method

Spring

Finish

Black oxide

Inlet size

0.500 NPT

Length

7.85 in

Materials of construction

Black oxide

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max brake continuous thermal dissipation

8.30 hp

Max Speed

1500 RPM

Max static brake torque

19100 inlb

Min ambient temperature (°F)

32

Min release pressure (bar)

4.8265 bar

Min release pressure (psi)

70

Mounting style

Flange

Open or enclosed design

Open

Outer Diameter

21.25 in

Output shaft style

None

Product features

Spring Engaged, Shaft Mount, Straight Bore

Release method

Air

Restrictions

Not Designed For Vertical Mounting, Consult Nexen For Use In Cyclic Applications

RoHS compliant

RoHS

RPM

1500

Shaft inertia

13.9 lbft²

Unit height

16 in

Unit width

25.25 in