Nexen 912808 is an air engaged positioning tooth clutch with spring release, designed for shaft mounting. It features a machined aluminum air chamber with black oxide pilot, 2.438 in machined bore with keyway, and delivers up to 17430 in-lb static torque at 2000 RPM. This open-style clutch includes a 5.750 in pilot and 0.250-18 NPTM air inlet.

Air chamber volume

1.731 in³

Backlash

0.22 °

Bore details

Straight

Bore size

2.438 in, Machined Bore with Keyway

Bore style

Machined Bore with Keyway

CE certified

CE

Drive inertia

231.64 lbin²

Enclosure

Open

Engagement method

Air

Finish

Machined aluminum air chamber

Hose length

8.25 in

Inlet size

0.250-18 NPTM

Materials of construction

Machined Aluminum Air Chamber Black Oxide Pilot

Max allowable pressure (psi)

120

Max ambient temperature (°F)

150

Max operating pressure (psi)

80

Max Speed

2000 RPM

Max static clutch torque

17430 inlb

Min ambient temperature (°F)

32

Min engagement pressure (psi)

20

Min sprocket size

60/38T, 80/29T, 100/24T, 120/21T, 140/19T

Min static clutch torque

4360 inlb

Mounting style

Shaft

Number of engagement positions

1, @ 360°

Open or enclosed design

Open

Output bolt circle

7 in

Output bolt hole size

4 0.500-13 in, Holes @ 90°

Output configuration

Pilot

Pilot size

5.750 in

Positioning

Positioning

Product features

Air Engaged, Spring Released, Pilot Mount, Single Position

Release method

Spring

Restrictions

Consult Nexen For Use In Cyclic Applications Or Engagement At Differential Speeds

RoHS compliant

RoHS

RPM

2000

Shaft inertia

48.10 lbin²

Unit height

10.25 in

Unit width

11.25 in