NTN
Spherical roller bearings 23964EMD1
Bearing NTN 23964EMD1, Ø320×440×90 mm. Request a quote — worldwide shipping.
Type Spherical roller bearings
Dimensions
Ø 320 × 440 × 90 mm
d320Bore Ø (mm)
×
D440Outer Ø (mm)
×
B90Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| d - Internal diameter | 320 mm |
| D - External diameter | 440 mm |
| B - Bearing/Inner ring width | 90 mm |
| d2 - External diameter inner ring | 0 mm |
| D1 - Inner diameter outer ring | 407 mm |
| rs - Min fillet radius | 3 mm |
| Number of lubrication holes | 8 |
| b - Groove width | 14 mm |
| k - Hole diameter | 8 mm |
| Radial clearance class | CN |
| Mass | 42,1 kg |
| C - Dynamic load | 1670000000 mN |
| C0 - Static load | 2820000000 mN |
| Cu - Fatigue limit load | 154000000 mN |
| e - Coefficient | 0.19 |
| Y0 - Static axial load coefficient | 3.54 |
| Y1 - Lower axial load coefficient | 3.62 |
| Y2 - Upper axial load coefficient | 5.39 |
| N lim - Oil lubrication limit speed | 6480 °/s |
| N lim - Grease lubrication limit speed | 5040 °/s |
| Tmin - Min operating temperature | 233,15 °K |
| Tmax - Max operating temperature | 473,15 °K |
| da min - Min shoulder diameter IR | 333 mm |
| Da max - Max shoulder diameter OR | 427 mm |
| ra max - Max shaft & housing fillet radius | 3 mm |
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NTN 23964EMD1