Nexen 800411 is an air engaged shaft end mount clutch with a 1.625 in machined straight bore and keyway. It features a high coefficient clutch facing, pilot output, and a rotary air union. Rated for 1960 in-lb max static torque and 3000 RPM max speed, this open design clutch has a 7.70 in length and 8.50 in outer diameter.

Approximate clutch facing life

465 hphr

Bore details

Straight

Bore size

1.625 in, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

Clutch air chamber volume when new

0.982 in³

Clutch air chamber volume when worn out

3.318 in³

Clutch facing edge color code

Purple

Clutch facing effective area

23.45 in²

Clutch Facing Type

High Coefficient

Clutch heat sink capacity

46750 ftlb

Clutch peak thermal input rate

21.05 hp

Clutch response factor

0.28

Drive inertia

97.52 lbin²

Engagement method

Air

Inlet size

0.125 NPT

Length

7.70 in

Max ambient temperature (°F)

150

Max clutch continuous thermal dissipation

0.72 hp

Max dynamic torque

1666 inlb

Max operating pressure (psi)

80

Max Speed

3000 RPM

Max static clutch torque

1960 inlb

Min ambient temperature (°F)

32

Min engagement pressure (psi)

5

Min sprocket size

35/45T, 40/34T, 50/28T, 60/24T, 80/19T

Mounting style

Shaft

Open or enclosed design

Open

Outer Diameter

8.50 in

Output bolt circle

4.375 in

Output bolt hole size

6 0.375-16 in, Holes @ 60°

Output shaft style

None

Output type

Pilot

Pilot size

3.740 in

Product features

Air Engaged, Straight Bore, Shaft End Mount, Rotary Air Union, Pilot Output

Release method

Spring

Shaft inertia

36.57 lbin²