Nexen 830812 Shaft Mount Clutch-Brake
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$2,076.47
Anti rotation styleAnti-Rotation Holes, Optional Torque Pin BracketApproximate brake facing life286 hphrApproximate clutch facing life613 hphrBore detailsStraightBore size1.437 in, Machined Bore with KeywayBore styleMachined Bore with KeywayBrake air chamber volume when new0.771 in³Brake air chamber volume when worn out2.394 in³Brake facing edge color codePurpleBrake facing effective area18.6 in²Brake facing typeHigh CoefficientBrake heat sink capacity45000 ftlbBrake peak thermal input rate17.00 hpBrake response factor0.142Brake side engagement methodSpringBrake torque1260 inlbCE certifiedCEClutch air chamber volume when new0.633 in³Clutch air chamber volume when worn out1.988 in³Clutch facing edge color codePurpleClutch facing effective area30.63 in²Clutch Facing TypeHigh CoefficientClutch heat sink capacity90000 ftlbClutch peak thermal input rate28.00 hpClutch response factor0.119Clutch side engagement methodAirCoupling size7.000 inCoupling typeElastomerDrive inertia77.30 lbin²FinishBlack oxideInlet size0.125 NPTLength7.88 inMaterials of constructionBlack oxideMax allowable pressure (psi)120Max ambient temperature (°F)150Max brake continuous thermal dissipation1.30 hpMax clutch continuous thermal dissipation0.75 hpMax operating pressure (psi)80Max Speed1800 RPMMax static brake torque1260 inlbMax static clutch torque840 inlbMin ambient temperature (°F)32Min engagement pressure (psi)5Min sprocket size40/38T, 50/31T, 60/26T, 80/21TMounting styleDriven ShaftOpen or enclosed designOpenOuter Diameter8.00 inOutput bolt circle4.75 inOutput bolt hole size4 0.312-18 in, Holes @ 90°Output shaft styleNoneOutput typePilotPilot size4.000 inProduct featuresAir Engaged Brake, Air Engaged Clutch, Driven Shaft Mount, Straight Bore, Double PistonRestrictionsMust Be Mounted On The Driven ShaftRoHS compliantRoHSShaft inertia57.2 lbin²
Specifications
| Anti rotation style | Anti-Rotation Holes, Optional Torque Pin Bracket |
| Approximate brake facing life | 286 hphr |
| Approximate clutch facing life | 613 hphr |
| Bore details | Straight |
| Bore size | 1.437 in, Machined Bore with Keyway |
| Bore style | Machined Bore with Keyway |
| Brake air chamber volume when new | 0.771 in³ |
| Brake air chamber volume when worn out | 2.394 in³ |
| Brake facing edge color code | Purple |
| Brake facing effective area | 18.6 in² |
| Brake facing type | High Coefficient |
| Brake heat sink capacity | 45000 ftlb |
| Brake peak thermal input rate | 17.00 hp |
| Brake response factor | 0.142 |
| Brake side engagement method | Spring |
| Brake torque | 1260 inlb |
| CE certified | CE |
| Clutch air chamber volume when new | 0.633 in³ |
| Clutch air chamber volume when worn out | 1.988 in³ |
| Clutch facing edge color code | Purple |
| Clutch facing effective area | 30.63 in² |
| Clutch Facing Type | High Coefficient |
| Clutch heat sink capacity | 90000 ftlb |
| Clutch peak thermal input rate | 28.00 hp |
| Clutch response factor | 0.119 |
| Clutch side engagement method | Air |
| Coupling size | 7.000 in |
| Coupling type | Elastomer |
| Drive inertia | 77.30 lbin² |
| Finish | Black oxide |
| Inlet size | 0.125 NPT |
| Length | 7.88 in |
| Materials of construction | Black oxide |
| Max allowable pressure (psi) | 120 |
| Max ambient temperature (°F) | 150 |
| Max brake continuous thermal dissipation | 1.30 hp |
| Max clutch continuous thermal dissipation | 0.75 hp |
| Max operating pressure (psi) | 80 |
| Max Speed | 1800 RPM |
| Max static brake torque | 1260 inlb |
| Max static clutch torque | 840 inlb |
| Min ambient temperature (°F) | 32 |
| Min engagement pressure (psi) | 5 |
| Min sprocket size | 40/38T, 50/31T, 60/26T, 80/21T |
| Mounting style | Driven Shaft |
| Open or enclosed design | Open |
| Outer Diameter | 8.00 in |
| Output bolt circle | 4.75 in |
| Output bolt hole size | 4 0.312-18 in, Holes @ 90° |
| Output shaft style | None |
| Output type | Pilot |
| Pilot size | 4.000 in |
| Product features | Air Engaged Brake, Air Engaged Clutch, Driven Shaft Mount, Straight Bore, Double Piston |
| Restrictions | Must Be Mounted On The Driven Shaft |
| RoHS compliant | RoHS |
| Shaft inertia | 57.2 lbin² |
830812