KOYO
Needle roller bearings NK21/20
Bearing KOYO NK21/20, Ø21×29×20 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 21 × 29 × 20 mm
d21Bore Ø (mm)
×
D29Outer Ø (mm)
×
B20Width (mm)
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Technical specifications
| Fw | 21 mm |
| D | 29 mm |
| C | 20 mm |
| r(min.) | 0.3 mm |
| Basic load ratings : Cr | 18.1 kN |
| Basic load ratings : C0r | 26.9 kN |
| Fatigue load limit : Cu | 4.25 kN |
| Limiting speeds(Grease lub.) | 14000 min-1 |
| Limiting speeds(Oil lub.) | 21000 min-1 |
| (Refer.)Mass | 0.040? kg |
KOYO NK21/20