TOKYO KEIKI SQP21-21-5-1BB-18 Double Vane Pump
We Provide Double Number of Bearings Extensive Round Type Flange Shape TOKYO KEIKI SQP21-21-5-1BB-18 Double Vane Pump Selection And 7 Days Days to Ship Competitive Wholesale Pricing. Qingdao XMD Autos Ball Bearing Co., Ltd.
What is SQP21-21-5-1BB-18 bearing cross reference？
| Brand Name: | TOKYO KEIKI |
| Model Number: | SQP21-21-5-1BB-18 |
| Bearing number: | RNA4912R |
| Size (mm): | 68x85x25 |
| Bore Diameter (mm): | 68 |
| Outer Diameter (mm): | 85 |
| Width (mm): | 25 |
| Fw: | 68 mm |
| D: | 85 mm |
| C: | 25 mm |
Product Details
| Bearing number | RNA4912R |
| Size (mm) | 68x85x25 |
| Bore Diameter (mm) | 68 |
| Outer Diameter (mm) | 85 |
| Width (mm) | 25 |
| Fw | 68 mm |
| D | 85 mm |
| C | 25 mm |
| r min. | 1 mm |
| Da max. | 80 mm |
| ra max. | 1 mm |
| Weight | 0,275 Kg |
| Basic dynamic load rating (C) | 61,5 kN |
| Basic static load rating (C0) | 108 kN |
| (Grease) Lubrication Speed | 4000 r/min |
| rs min | 1 mm |
| Dw | 5.5 mm |
| Lw | 18.8 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k | 3.5 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0.28 kg |
| Cr | 61.5 kN |
| C0r | 108 kN |
| Nlim (grease) | 4,000 rpm |
| Nlim (oil) | 6,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.46 Hz |
| Characteristic rolling element frequency, BSF | 13.29 Hz |
| Characteristic outer ring frequency, BPF0 | 12.95 Hz |
| Characteristic inner ring frequency, BPFI | 15.05 Hz |
| Da max | 80 mm |
| ras max | 1 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.304 |
| Product Group | B04144 |
Company Profile
| Worktime |
9:00-18:00（Beijing time） |
| Phone |
86-02-7515247 |
