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 |