Miniature Thrust Ball Bearing F4-9
  F4-9 is a miniature thrust ball bearings in Runspeed,it is designed for applications which needs aaxial or side loads only. It consists of two washers(one is shaft washer,another is housing washer)  without groove(raceway) and a container with balls. F4-9 is with a bore size 4mm, a outer size 9mm and a width 4mm. It is belong to F series of miniature thrust ball bearings without a raceway in washers. The material is chrome steel for two washers, and stainless steel or brass for cages. It is a pop size for application as knife,scissor,  crane hook, vertical water pump, vertical centrifuge, Jack, low-speed reducer and platform lift etcs those need  medium speed and axial load.
PRODUCT SPECIFICATIONS
| Part number | F4-9 |
| For Load Direction | thrust |
| Seal Type | open |
| Inner Diameter | 4mm |
| Outer Diameter | 9mm |
| Housing Washer ID | 4.2 mm |
| Shaft Washer OD | 8.8 mm |
| Width | 4mm |
| ABEC RATING | abec-1 |
| washer Material | chrome steel |
| Ball Material | chrome steel |
| Cage Material | stainless steel or brass |
| Lubrication | grease or oil |
| Temperature Range | -30°C~110°C |
| Dynamic Load Rating (Cr) | 944 N |
| Static Load Rating (Cor) | 640 N |
| ISO | ISO9001:2015 |
| ROHS/REACH | ROHS/REACH COMPLIANCE |
| Weight(g) | 1.5 g/pc |
