Nexen 843201 is an air engaged drum brake with a spring release mechanism. It features an open design, black oxide finish, and fixed top housing. The brake delivers 720 inlb max static torque and 1.50 hp peak thermal input rate. It supports continuous slip, cyclic dynamic, e-stop, and holding braking capabilities. Inlet size is 0.125 NPT. Shaft inertia is 9.79 lbin². CE and RoHS certified.

Anti rotation style

Slot for Pin, Foot Mounting Bracket Sold Separately

Approximate brake facing life

998 hphr

Brake air chamber volume when new

6.283 in³

Brake air chamber volume when worn out

12.566 in³

Brake facing edge color code

Green

Brake facing effective area

1.6 in²

Brake facing type

Low Coefficient

Brake heat sink capacity

70000 ftlb

Brake peak thermal input rate

1.50 hp

Brake torque

720 inlb

Braking capability

Continuous Slip, Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Enclosure

Open

Engagement method

Air

Finish

Black oxide

Housing type

Fixed Top

Inlet size

0.125 NPT

Length

7.00 in

Materials of construction

Black oxide

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max brake continuous thermal dissipation

0.50 hp

Max operating pressure (psi)

80

Max static brake torque

720 inlb

Min ambient temperature (°F)

32

Min engagement pressure (psi)

2

Open or enclosed design

Open

Product features

Air Engaged, Shoe Only, Drum Required

Release method

Spring

RoHS compliant

RoHS

Shaft inertia

9.79 lbin²

Unit height

9 in

Unit width

7 in