Nexen 807633 is an air engaged shaft mount friction clutch with a 1.625 in machined bore with keyway and two setscrews. It features a black oxide finish, standard coefficient clutch facing, and a V-belt pulley output (2-B, 5.80 in PD sheave). Rated for 975 inlb static torque and 1800 RPM max speed, this open design clutch has a 7.31 in length and 8.06 in outer diameter.

Approximate clutch facing life

1225 hphr

Backlash

0.36

Bore details

Straight With Keyway And 2 Setscrews

Bore size

1.625 in, Machined Bore with Keyway, 1.000-1.500 in with Optional Adapter Bushings

Bore style

Machined Bore with Keyway, Nexen Adapter Bushing Required

CE certified

CE

Clutch air chamber volume when new

0.644 in³

Clutch air chamber volume when worn out

2.000 in³

Clutch facing edge color code

Red

Clutch facing effective area

30.63 in²

Clutch Facing Type

Standard coefficient

Clutch heat sink capacity

110000 ftlb

Clutch peak thermal input rate

27.60 hp

Clutch response factor

0.119

Engagement method

Air

Finish

Black oxide

Inlet size

0.125 NPT

Input bore min shaft insertion

3.75 in, From Pilot End Full From Air Chamber End

Input keyway

0.314W x 0.314H x 4.00L in

Length

7.31 in

Materials of construction

Black oxide

Max ambient temperature (°F)

150

Max bore size

41.275 mm

Max clutch continuous thermal dissipation

1.00 hp

Max operating pressure (psi)

80

Max Speed

1800 RPM

Max static clutch torque

975 inlb

Min ambient temperature (°F)

32

Min bore size

25.4 mm

Min engagement pressure (psi)

5

Mounting style

Shaft

Open or enclosed design

Open

Outer Diameter

8.06 in

Output shaft style

None

Output type

V-Belt Pulley, 2-B, 5.80 in PD Sheave

Product features

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

Release method

Spring

RoHS compliant

RoHS

Shaft inertia

63.28 lbin²