Nexen 820604 air engaged tension brake with shaft mount design and 0.5 in bore requiring customer taper bushing (QD Type SH). Open, single caliper brake delivers 840 in-lb max static torque and 714 in-lb max dynamic torque at 1800 RPM. Features black oxide finish, 0.250 NPT inlet, CE and RoHS compliance. Suitable for continuous slip, cyclic dynamic, e-stop, and holding applications.

Actuation type

Single Actuator

Anti rotation style

Flange, Optional Torque Pin Bracket

Approximate brake facing life

572 hphr

Bore details

QD Type SH

Bore size

0.500 to 1.375 in Customer Taper Bushing Required

Bore style

Customer Taper Bushing Required

Brake air chamber volume when new

1.024 in³

Brake air chamber volume when worn out

2.108 in³

Brake facing edge color code

Red

Brake facing effective area

18.6 in²

Brake facing type

Standard coefficient

Brake heat sink capacity

108202 ftlb

Brake peak thermal input rate

17.00 hp

Brake response factor

0.124

Braking capability

Continuous Slip, Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Enclosure

Open

Engagement method

Air

Finish

Black oxide

Inlet size

0.250 NPT

Length

3.21 in

Materials of construction

Black oxide

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max bore size

34.925 mm

Max brake continuous thermal dissipation

4.96 hp

Max dynamic torque

714 inlb

Max operating pressure (psi)

80

Max Speed

1800 RPM

Max static torque

840 inlb

Min ambient temperature (°F)

32

Min bore size

12.7 mm

Min engagement pressure (psi)

3

Mounting style

Flange, Shaft

Open or enclosed design

Open

Outer Diameter

7.19 in

Output shaft style

None

Product features

Air Engaged, Shaft Mount, Single Caliper, Air Cooled, Taper Bore

Release method

Spring

Restrictions

This Brake Should Not Be Flange Mounted Or May Be Damaged

RoHS compliant

RoHS

RPM

1800

Shaft inertia

18.68 lbin²

Unit height

5.5 in

Unit width

10 in