Nexen 827911 is an air engaged shaft mount brake with a 17 mm unfinished blank bore that can be finished up to 35 mm. It features a black oxide finish, open design, and spring release. Rated for 1800 RPM and 103 Nm max static torque, it is suitable for continuous slip, cyclic dynamic, e-stop, and holding applications.

Anti rotation style

Flange, Optional Torque Pin Bracket

Approximate brake facing life

427 kWhr

Approximate engagement response time

70 ms

Bore details

Unfinished Pilot Bore

Bore size

17 mm, Blank Bore can be finished up to 35 mm

Bore style

Unfinished Blank Bore

Brake air chamber volume when new

16.780 cm³

Brake air chamber volume when worn out

34.540 cm³

Brake facing edge color code

Red

Brake facing effective area

120 cm²

Brake facing type

Standard coefficient

Brake heat sink capacity

81000 Joule

Brake peak thermal input rate

12.70 kW

Brake response factor

0.124

Brake torque

103 Nm

Braking capability

Continuous Slip, Cyclic Dynamic, E-Stop, Holding

CE certified

CE

Enclosure

Open

Engagement method

Air

Finish

Black oxide

Inlet size

0.250 BSPT

Input keyway

None, Customer Supplied

Input shaft securement

None, Customer Supplied

Length

81.2 mm

Materials of construction

Black oxide

Max allowable pressure (bar)

8.3

Max ambient temperature (°C)

66

Max bore size

35 mm

Max brake continuous thermal dissipation

0.97 kW

Max operating pressure (bar)

6.0

Max Speed

1800 RPM

Max static brake torque

103 Nm

Min ambient temperature (°C)

0

Min bore size

17 mm

Min engagement pressure (bar)

0.2

Mounting style

Flange, Shaft

Open or enclosed design

Open

Outer Diameter

182.6 mm

Output shaft style

None

Product features

Air Engaged, Metric, Shaft Mount, Straight Bore

Release method

Spring

RoHS compliant

RoHS

RPM

1800

Shaft inertia

59 kgcm²

Unit height

10.75 in

Unit width

9.25 in