KOYO
Needle roller bearings NTA-2031
Bearing KOYO NTA-2031, Ø31.75×49.2×1.984 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 31,75 × 49,2 × 1,984 mm
d31,75Bore Ø (mm)
×
D49,2Outer Ø (mm)
×
B1,984Width (mm)
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Technical specifications
| Dc1 | 31.75 mm |
| Dc | 49.20 mm |
| Dw | 1.984 mm |
| Eb | 34.04 mm |
| Ea | 46.228 mm |
| Basic load ratings Ca | 20.15 kN |
| Basic load ratings C0a | 93.41 kN |
| Fatigue load limit : Cu | 9.55 kN |
| Limiting speeds | 8600 min-1 |
| Washer designation | TRA-2031 |
| Washer dimensions : d | 31.75 mm |
| Washer dimensions : d1 | 49.20 mm |
| Washer dimensions : h(max.) | 0.81 mm |
| Washer dimensions : h(min.) | 0.76 mm |
| Piloting dimensions : S(max.) | 31.75 mm |
| Piloting dimensions : S(min.) | 31.67 mm |
| Dia. to clear O.D. : H | 50.01 mm |
| (Refer.)Washer mass | 0.007 kg |
| (Refer.)Mass | 0.010 kg |
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KOYO NTA-2031