Nexen 837454 spring engaged, air released caliper brake with pedestal mount design. Delivers 18438 in-lb max static brake torque with a 24 in disc and low coefficient brake facing. Open design with black acrylic paint finish and 0.250 NPT inlet. Suitable for cyclic dynamic, e-stop, and holding applications. Not for use with horizontally mounted disks.

Approximate brake facing life

4894 hphr

Backlash

0.076 in, Linear Or Disc Working Radius

Brake air chamber volume when new

2.750 in³

Brake air chamber volume when worn out

38.600 in³

Brake facing edge color code

Green

Brake facing effective area

31.0 in²

Brake facing thickness when worn out

0.16 in

Brake facing type

Low Coefficient

Brake peak thermal input rate

77.00 hp

Brake response factor

0.491

Brake torque

18438 inlb, With A 24 in Disc

Braking capability

Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Clamping force (psi)

5800 lbf, @ 0

Disc thickness

0.625 in

Disc working radius

WR=D/2-1.437 For 12 in Or Larger Discs

Dynamic torque factor burnished (psi)

1587 lbf, @ 0

Dynamic torque factor unburnished (psi)

1134 lbf, @ 0

Engagement method

Spring

Finish

Black Acrylic Paint

Inlet size

0.250 NPT

Materials of construction

Black Acrylic Paint

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max static brake torque

18438 inlb, With A 24 in Disc

Min ambient temperature (°F)

32

Min release pressure (bar)

4.137 bar

Min release pressure (psi)

60

Open or enclosed design

Open

Product features

Spring Engaged, Air Released, Pedestal Mount

Release method

Air

Restrictions

Not For Use With Horizontally Mounted Disks

RoHS compliant

RoHS

Static torque factor burnished (psi)

1746 lbf, @ 0

Static torque factor unburnished (psi)

1200 lbf, @ 0