Nexen 964083 is a spring engaged, air released flange mount brake with a 2 in unfinished blank bore (machinable up to 5 in). It delivers 54400 inlb of static torque at 1500 RPM max speed. The open design features a black oxide finish, 0.500 NPT inlet, and high coefficient brake facing. Suitable for cyclic dynamic, e-stop, and holding applications. Not for vertical mounting.

Anti rotation style

Flange

Approximate brake facing life

10341 hphr

Bore details

Unfinished Pilot Bore

Bore size

2.000 in, Blank Bore can be finished up to 5.000 in

Bore style

Unfinished Blank Bore

Brake air chamber volume when new

47.300 in³

Brake air chamber volume when worn out

9.800 in³

Brake facing edge color code

Purple

Brake facing effective area

454.0 in²

Brake facing type

High Coefficient

Brake heat sink capacity

1740000 ftlb

Brake peak thermal input rate

408.00 hp

Brake torque

54400 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

10.59 in

Materials of construction

Black oxide

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max bore size

127 mm

Max brake continuous thermal dissipation

10.70 hp

Max Speed

1500 RPM

Max static brake torque

54400 inlb

Min ambient temperature (°F)

32

Min bore size

50.8 mm

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

3542.4 lbin²

Unit height

16 in

Unit width

25.25 in