Nexen 964081 is a spring engaged, air released flange mount brake with an unfinished blank bore that can be finished up to 3.250 in. It delivers 17400 inlb of static brake torque at 2200 RPM and features a black oxide finish, open design, and high coefficient brake facing. This fail-safe brake is suitable for cyclic dynamic, e-stop, and holding applications.

Anti rotation style

Flange

Approximate brake facing life

5332 hphr

Bore details

Unfinished Pilot Bore

Bore size

1.500 in, Blank Bore can be finished up to 3.250 in

Bore style

Unfinished Blank Bore

Brake air chamber volume when new

28.500 in³

Brake air chamber volume when worn out

7.500 in³

Brake facing edge color code

Purple

Brake facing effective area

234.0 in²

Brake facing type

High Coefficient

Brake heat sink capacity

780000 ftlb

Brake peak thermal input rate

210.00 hp

Brake torque

17400 inlb

Braking capability

Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Enclosure

Open

Engagement method

Spring

Finish

Black oxide

Inlet size

0.250 NPT

Length

10.62 in

Materials of construction

Black oxide

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max bore size

82.55 mm

Max brake continuous thermal dissipation

5.40 hp

Max Speed

2200 RPM

Max static brake torque

17400 inlb

Min ambient temperature (°F)

32

Min bore size

38.1 mm

Min release pressure (bar)

5.03335 bar

Min release pressure (psi)

73

Mounting style

Flange

Open or enclosed design

Open

Outer Diameter

16.00 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

2200

Shaft inertia

806.4 lbin²

Unit height

21.25 in

Unit width

19.25 in