Open type:250.15.0375.013 Typ 13/400
di:234mm
Da:400mm
H:40mm
Li:260mm
La:380mm
Cr:-kN
Cor:-kN
m:-mm
z:-mm
Type of guide | Steel ball |
Space retainer | Yes |
Material | 42CrMo/50Mn |
Standard lubrication method | Grease lubrication |
Oil hole | Yes |
Sealing | NBR sealed both sides |
Surface treatment | Available |
Radial clearance | 0 ~0.02 mm |
Running accuracy | Max 0.02mm |
Working temperature | -20℃ ~ 80℃ |
This 250.15.0375.013 Typ 13/400 slewing bearing belongs to light series four point contact ball slewing ring, but its structure is different with VLU slewing bearing type. It’s equivalent to Rollix model L4-13P8Z**.
1. Single row four point contact ball slewing bearing, can take radial and axial loads at the same time.
2. Flanged rings with mounting holes, reduce total weight of device.
3. High quality raw material, which can ensure bearings hardness and wear resistance.
4. Hardened raceway, extend bearings service life.
6. Customized size, structure and surface treatment available.
Part No. | Da (mm) | Di (mm) | H (mm) | La (mm) | Li (mm) | O (mm) | U (mm) | Weight (kg) |
250.15.0375.013 Typ 13/400 |
400 | 234 | 40 | 380 | 260 | 348 | 298 | 9.6 |
250.15.0475.013 Typ 13/500 |
500 | 334 | 40 | 480 | 360 | 446 | 396 | 13.1 |
1. Make sure the mounting surface is flat and clean, and free from burrs or
rough edge.
2. The unhardened zone is marked with an “S” on the slewing ring, it must be positioned outside the main load-carrying areas.
3. Commissioning of the slewing ring under sufficient load.
4. Adjust the backlash of gear and recheck it after final tightening of the bearing.
5. Fastening bolts. Place the bearing onto connecting structure and align the screw holes. Screw all the bolts in the holes first and follow the order as shown in diagram when tightening bolts in diagonally opposite sequence. Do not tighten bolts randomly.
6. Check the installation by rotating the assembled bearing arrangement. The torque should not show any excessive variation or “tight spots” during rotation.
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