Air chamber volume0.639 inBacklash0.30Bore detailsStraightBore size1.250 in, Machined Bore with KeywayBore styleMachined Bore with KeywayCE certifiedCEClutch response factor0.087Coupling typeNone AvailableEngagement methodAirFinishBlack oxideHose length8.25 inInlet size0.125-27 NPTMInput bore min shaft insertion2 in, From Pilot End Depending On RPM And Shaft Fit When Oriented Away From Bearing Support Or Using A Shaft Coupling Adapter 100%Input flange size4.88 inInput keyway0.250 x 0.250 inInput shaft securement2, 0.190-24 Set Screws @ 90Length4.21 inMaterials of constructionMachined Aluminum Air Chamber Black Oxide PilotMax allowable pressure (psi)120Max ambient temperature (F)150Max operating pressure (psi)80Max Speed3000 RPMMax static clutch torque3640 inlbMin ambient temperature (F)32Min sprocket size40/36T, 50/30T, 60/26T, 80/20T, 100/17TMin static clutch torque910 inlbMounting styleShaftNumber of engagement positions122Open or enclosed designOpenOuter Diameter5.31 inOutput bolt circle4.155 inOutput bolt hole size4 0.250-20 in, Holes @ 90Output configurationPilotOutput pilot height0.82 inPilot size3.750 inPositioningNon-PositioningProduct featuresAir Engaged, Spring Released, Pilot Mount, Non-PositioningRelease methodSpringRestrictionsConsult Nexen For Use In Cyclic Applications Or Engagement At Differential SpeedsRoHS compliantRoHSShaft inertia3.90 lbinUnit height7.5 inUnit width6.25 in
| Air chamber volume | 0.639 in |
| Backlash | 0.30 |
| Bore details | Straight |
| Bore size | 1.250 in, Machined Bore with Keyway |
| Bore style | Machined Bore with Keyway |
| CE certified | CE |
| Clutch response factor | 0.087 |
| Coupling type | None Available |
| Engagement method | Air |
| Finish | Black oxide |
| Hose length | 8.25 in |
| Inlet size | 0.125-27 NPTM |
| Input bore min shaft insertion | 2 in, From Pilot End Depending On RPM And Shaft Fit When Oriented Away From Bearing Support Or Using A Shaft Coupling Adapter 100% |
| Input flange size | 4.88 in |
| Input keyway | 0.250 x 0.250 in |
| Input shaft securement | 2, 0.190-24 Set Screws @ 90 |
| Length | 4.21 in |
| 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 | 3000 RPM |
| Max static clutch torque | 3640 inlb |
| Min ambient temperature (F) | 32 |
| Min sprocket size | 40/36T, 50/30T, 60/26T, 80/20T, 100/17T |
| Min static clutch torque | 910 inlb |
| Mounting style | Shaft |
| Number of engagement positions | 122 |
| Open or enclosed design | Open |
| Outer Diameter | 5.31 in |
| Output bolt circle | 4.155 in |
| Output bolt hole size | 4 0.250-20 in, Holes @ 90 |
| Output configuration | Pilot |
| Output pilot height | 0.82 in |
| Pilot size | 3.750 in |
| Positioning | Non-Positioning |
| Product features | Air Engaged, Spring Released, Pilot Mount, Non-Positioning |
| Release method | Spring |
| Restrictions | Consult Nexen For Use In Cyclic Applications Or Engagement At Differential Speeds |
| RoHS compliant | RoHS |
| Shaft inertia | 3.90 lbin |
| Unit height | 7.5 in |
| Unit width | 6.25 in |