KOYO
Rodamientos rígidos de bolas 6904NR
Bearing KOYO 6904NR, Ø20×37×9 mm. Request a quote — worldwide shipping.
Tipo Rodamientos rígidos de bolas
Dimensiones
Ø 20 × 37 × 9 mm
d20Ø interior (mm)
×
D37Ø exterior (mm)
×
B9Ancho (mm)
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Especificaciones técnicas
| d | 20 mm |
| D | 37 mm |
| B | 9 mm |
| r(min.) | 0.3 mm |
| r1(min.) | 0.3 mm |
| Basic load ratings : Cr | 7.95 kN |
| Basic load ratings : C0r | 3.70 kN |
| Fatigue load limit : Cu | 0.190 kN |
| factor : f0 | 14.7 |
| Limiting speeds(Grease lub.) | 19000 min-1 |
| Limiting speeds(Oil lub.) | 23000 min-1 |
| Dimensions of snap ring groove : D1(max.) | mm |
| Dimensions of snap ring groove : a(max.) | mm |
| Dimensions of snap ring groove : b(±0.05) | mm |
| Dimensions of snap ring groove : r0(max.) | mm |
| Dimensions of locating snap ring : D2(min.) | 39.8 mm |
| Dimensions of locating snap ring : f(±0.05) | 0.8 mm |
| da(min.) | 22 mm |
| Da(max.) | 35 mm |
| Dx(min.) | 40.5 mm |
| Cy(max.) | 2.3 mm |
| ra(max.) | 0.3 mm |
| rb(max.) | 0.3 mm |
| (Refer.)Mass | 0.036 kg |
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KOYO 6904NR