WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
Product Number 964086 Product Family QFB 2500
Spring Engaged Flange Mount Brake
Description
QFB-2500*BRAKE*3.500
Product Features
Spring Engaged, Shaft Mount, Straight Bore
Stock: In stock
WARNING: California Proposition 65
Resources
Important Details
- The Hub For This Product Is Provided Loose For Machining, Consult Nexen For Recommended Specifications
- Nexen Can Provide Hubs Bored To Size For An Additional Charge
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Specifications
| Weight | 848 lbs |
|---|---|
| Mounting Style | Flange |
| Anti Rotation Style | Flange |
| Engagement Method | Spring |
| Release Method | Air |
| Max Speed | 1000 RPM |
| Shaft Inertia | 139.3 lbft² |
| Backlash | 0.21 ° |
| Open Or Enclosed Design | Open |
| Primary Finish | Black Oxide |
| Min Ambient Temperature | 32 °F |
| Max Ambient Temperature | 150 °F |
| CE Certified | CE |
| RoHS Compliant | RoHS |
| Bore Details | Unfinished Pilot Bore |
| Max Static Brake Torque | 115400 inlb |
| Brake Torque | 115400 inlb |
| Brake Facing Type | Standard Coefficient |
| Brake Facing Edge Color Code | Red |
| Approximate Brake Facing Life | 34075 hphr |
| Brake Facing Effective Area | 808.0 in² |
| Max Brake Continuous Thermal Dissipation | 14.70 hp |
| Brake Heat Sink Capacity | 2920000 ftlb |
| Brake Peak Thermal Input Rate | 727.00 hp |
| Max Allowable Pressure | 120 psi |
| Min Release Pressure | 66 psi |
| Inlet Size | 0.500 NPT |
| Bore Style | Unfinished Blank Bore |
| Brake Air Chamber Volume When New | 125.900 in³ |
| Brake Air Chamber Volume When Worn Out | 33.000 in³ |
| Materials Of Construction | Black Oxide |
| Output Shaft Style | None |
Dimensions
| Length | 11.95 in |
|---|---|
| Outer Diameter | 30.00 in |
| Bore Size | 3.500 in, Blank Bore can be finished up to 6.500 in |
Notes
| Product Features | Spring Engaged, Shaft Mount, Straight Bore |
|---|---|
| Restrictions | Not Designed For Vertical Mounting, Consult Nexen For Use In Cyclic Applications |
| Braking Capability | Cyclic Dynamic, E-Stop, Holding |
Required Components
