61800 Series Radial Ball Bearings – Extra Thin Section Metric
ZZ
- Extra thin section bearings in metric sizes
- Grooved raceways sustain moderate axial loads in both directions and radial loads
- Balls separated by steel cages for high-speed operation
- Constructed from high-quality SAE-52100 chromium bearing steel
- Available as sealed (2RS), shielded (ZZ) or open
| Specifications: | |
|---|---|
| Bearing No. | 61804 ZZ PRX |
| Bore diameter (d) | 20 mm |
| Outer diameter (D) | 32 mm |
| Width (B) | 7 mm |
| Basic Load Rating | |
| Dynamic | 900 lbs |
| Static | 560 lbs |
| Speed Rating | |
| Grease | 22000 RPM |
| Oil | 26000 RPM |
| Weight | 0.040 lbs |
| ABEC Rating | ABEC 1 |
| Grease | Mobil Polyrex EM, 30-40% free volume fill |
| Radial Internal Clearance (C0) | 0.005 to 0.02 mm (0.0002 to 0.0008 inch) |
| Tolerance | |
| Inner Ring (d) | +0 to -0.1 mm (+0 to -0.0004 inch) |
| Outer Ring (D) | +0 to -0.01 mm (+0 to -0.0004 inch) |
| Width (W) | +0 to -0.12 mm (+0 to -0.0047 inch) |
Technical Information
Part number nomenclature
Construction
Lubrication
Internal Clearance
Tolerance