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Locking Assemblies RfN 7515
The Ringfeder RfN 7515 is a three-piece design specially engineered for bending moment transmission, featuring reduced internal stresses and available in sizes from 60 mm to 640 mm.
Key Features of Locking Assemblies RfN 7515
The Precision Locking Assemblies also known as "khớp khóa trục RfN 7515" is engineered for transmitting torques, axial forces, and is specially optimized for transmitting bending moments, meeting stringent requirements for the precise operation of clamped components.
- Self-Centering Design: Ensures precise alignment, minimizing wear and tear, and enhancing the durability of the assembly.
- Versatile Inner Diameter Range: 60-640 mm, suitable for a wide range of shaft diameters, offering flexibility in application.
- Robust Outer Diameter Range: 95-735 mm, accommodates hubs of various sizes, making it suitable for diverse industrial uses.
- Compact Overall Length: 58-177 mm, designed to fit in space-constrained environments without compromising on performance.
- High Torque Capacity: 4,299-1.3 Mio Nm, capable of handling immense torque, making it ideal for heavy-duty applications in demanding industrial environments.
Learn more: The origins of Locking Assemblies
Locking Assemblies RfN 7515 product Specifications
| RfN 7515 Catalogue | RfN 7515 Installation Instruction |
 | |
| Dimensions [mm] | Transmissible torques [Nm] | Locking screws | Gw | ||||
| d x D | L | L1 | T | TA | nSc | DG | [kg] |
| 60 x 95 | 58 | 50 | 4299 | 41 | 9 | M8X40 | 1.5 |
| 70 x 110 | 70 | 60 | 7280 | 83 | 8 | M10x50 | 2.7 |
| 80 x 120 | 70 | 60 | 10399 | 83 | 10 | M10x50 | 2.7 |
| 90 x 130 | 70 | 60 | 12869 | 83 | 11 | M10x50 | 2.9 |
| 100 x 145 | 82 | 70 | 18881 | 145 | 10 | M12x60 | 4.3 |
| 110 x 155 | 82 | 70 | 20769 | 145 | 10 | M12x60 | 4.7 |
| 120 x 165 | 82 | 70 | 24923 | 145 | 11 | M12x60 | 5 |
| 130 x 180 | 91 | 79 | 34364 | 145 | 14 | M12x70 | 6.6 |
| 140 x 190 | 91 | 79 | 39651 | 145 | 15 | M12x70 | 7.0 |
| 150 x 200 | 91 | 79 | 42483 | 145 | 15 | M12x70 | 7.1 |
| 160 x 210 | 91 | 79 | 48336 | 145 | 16 | M12x70 | 7.9 |
| 170 x 225 | 106 | 92 | 65790 | 230 | 15 | M14x80 | 11.1 |
| 180 x 235 | 106 | 92 | 69660 | 230 | 15 | M14x80 | 11.6 |
| 190 x 250 | 116 | 102 | 78432 | 230 | 16 | M14x80 | 14.8 |
| 200 x 260 | 116 | 102 | 92880 | 230 | 18 | M14x80 | 15.4 |
| 220 x 285 | 126 | 110 | 116459 | 355 | 15 | M16x90 | 19.7 |
| 240 x 305 | 124 | 108 | 169394 | 355 | 20 | M16x90 | 21.2 |
| 260 x 325 | 127 | 111 | 183510 | 355 | 20 | M16x90 | 22.9 |
| 280 x 355 | 131 | 111 | 230199 | 690 | 15 | M20x90 | 28.9 |
| 300 x 375 | 131 | 111 | 263085 | 690 | 1 | M20x90 | 30.6 |
| 320 x 405 | 156 | 136 | 350780 | 690 | 20 | M20x110 | 46.3 |
| 340 x 425 | 156 | 136 | 372704 | 690 | 20 | M20x110 | 48.9 |
| 360 x 455 | 175 | 155 | 487557 | 930 | 20 | M20x130 | 67.5 |
| 380 x 475 | 175 | 155 | 514644 | 930 | 20 | M20x130 | 69.5 |
| 400 x 495 | 175 | 155 | 595903 | 930 | 22 | M20x130 | 72.7 |
| 420 x 515 | 175 | 155 | 682580 | 930 | 24 | M20x130 | 75.9 |
| 440 x 535 | 175 | 155 | 715084 | 930 | 24 | M22x130 | 79.2 |
| 460 x 555 | 175 | 155 | 747588 | 930 | 24 | M22x130 | 83.0 |
| 480 x 575 | 175 | 155 | 812595 | 930 | 25 | M22x130 | 86.0 |
| 500 x 595 | 175 | 155 | 846453 | 930 | 25 | M22x130 | 90.0 |
| 520 x 615 | 175 | 155 | 985949 | 930 | 28 | M22x130 | 93.0 |
| 540 x 635 | 175 | 155 | 1023870 | 930 | 28 | M22x130 | 96.0 |
| 560 x 655 | 175 | 155 | 1137633 | 930 | 30 | M22x130 | 98.7 |
| 580 x 675 | 175 | 155 | 1178263 | 930 | 30 | M22x130 | 102.0 |
| 600 x 695 | 175 | 155 | 1218893 | 930 | 30 | M22x130 | 108.0 |
| 620 x 715 | 175 | 155 | 1259522 | 930 | 30 | M22x130 | 112.0 |
| 640 x 735 | 175 | 155 | 1300152 | 930 | 30 | M22x130 | 112.0 |
Why Choose Ringfeder’s RfN 7515 Series?
Designed with 3 locking assembly parts with reduced stress in the locking joint itself. High precision to transmit maximum torque and axial force with special requirements on concentricity, withstand bending moment, reduce contact surface pressure between the equipment shaft and the hollow shaft (hub). Withstand bending load and radial load - combined load.
Locking Devices RfN 7515 are widely used in cranes, gearboxes, flywheels, fans. A slight axial force occurs between the locking joint and the shaft, optimizing the transmission of bending loads.
Learn more about: Enhancing Industrial Efficiency with Ringfeder Locking Assembly
Dai Hong Phat Corp specializes in the supply of genuine Ringfeder RfN 7515 throughout Vietnam
Opting for the Locking Assemblies RfN 7515 is a smart investment in a solution that effortlessly combines precision, durability, and cost-efficiency. Engineered to meet the stringent requirements of industrial equipment and mechanical systems, this product assures top-notch performance and reliability.
In Vietnam, Dai Hong Phat Corp. stands as the proud authorized distributor for Ringfeder Germany's locking assemblies, providing access to authentic, high-quality products supported by professional expertise and dedicated service.
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