Nexen 950256 is an air engaged friction clutch with pilot mount configuration. It features a 28 mm machined bore with keyway and two setscrews, black oxide finish, and open design. Rated for 90 Nm max static torque and 1800 RPM max speed. Suitable for shaft mounting with pilot output.

Approximate clutch facing life

914 kWhr

Backlash

0.44 °

Bore details

Straight With Keyway And 2 Setscrews

Bore size

28 mm, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

CE certified

CE

Clutch air chamber volume when new

18.861 cm³

Clutch air chamber volume when worn out

10.320 cm³

Clutch facing edge color code

Red

Clutch facing effective area

197.6 cm²

Clutch Facing Type

Standard coefficient

Clutch heat sink capacity

149000 Joule

Clutch peak thermal input rate

20.60 kW

Clutch response factor

0.119

Drive arrangement

Pilot mount

Drive inertia

185.07 kgcm²

Enclosure

Open

Engagement method

Air

Finish

Black oxide

Inlet size

0.250 BSPT

Input bore min shaft insertion

95 mm, From Pilot End Full From Air Chamber End

Length

185.7 mm

Materials of construction

Black oxide

Max ambient temperature (°C)

66

Max clutch continuous thermal dissipation

0.75 kW

Max operating pressure (bar)

6.0

Max Speed

1800 RPM

Max static clutch torque

90 Nm

Min ambient temperature (°C)

0

Min engagement pressure (bar)

0.3

Min sprocket size

40/38T, 50/31T, 60/26T, 80/21T

Mounting style

Shaft

Open or enclosed design

Open

Outer Diameter

204.7 mm

Output bolt circle

120 mm

Output bolt hole size

4 M8-1.25 mm, Holes @ 90°

Output shaft style

None

Output type

Pilot

Pilot size

100 mm

Product features

Air Engaged, Keyed, Straight Bore, Shaft Mount, Pilot Output

Release method

Spring

RoHS compliant

RoHS

RPM

1800

Shaft inertia

372.35 kgcm²