Description
DFB/QFB Dual/Quad Face Brakes QFB-2500 BRAKE 3.500,HCO
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| Comments: | "The Hub For This Product Is Provided Loose For Machining, Consult Nexen For Recommended Controls" |
| Open Or Enclosed Design: | Open |
| Bore Size: | 3.500-6.500 in. |
| Bore Style: | Unfinished Pilot Bore |
| Length: | 11.95 in. |
| Brake Facing Type: | High Coefficient |
| Brake Facing Edge Color Code: | Purple |
| Maximum Static Brake Torque: | 164800 inlbs |
| Maximum Brake Continuous Thermal Dissipation: | 14.70 hp |
| Brake Heat Sink Capacity: | 2920000 ftlb |
| Brake Peak Thermal Input Rate: | 727.00 hp |
| Backlash: | 0.21° |
| Shaft Inertia: | 139.30 lbft² |
| Max Rpm: | 1000 |
| Actuation/Return: | Spring/Air |
| Port Size: | 0.500 NPT |
| Maximum Operating Pressure: | 80 psi |
| Minimum Release Pressure: | 66 psi |
| Temperature Range: | 32 - 150 °F |
| Approximate Brake Facing Life: | 18400 hphr |
| Brake Air Chamber Volume When New: | 125.900 in³ |
| Brake Air Chamber Volume When Worn Out: | 33.000 in³ |
| Ratings: | "CE, And RoHS" |
| Finish: | Black Oxide |
| Outer Diameter: | 30.00 in. |
| Restrictions: | "Not Designed For Vertical Mounting, Consult Nexen For Use In Cyclic Applications" |
| Nexen Can Provide Hubs Bored To Size For An Additional Charge | |
| Shipping Weight: | 848.0 LB |
