NTN 4t-30208 NTN 4T-30208, Cone Cup 40 Mm Id X 80 Mm Od X 1975 Mm W Single Row Case Carburized Steel
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Product Specifications:
| Bearing Inner Ring Width (b) | 18 mm |
| Charge Load Application Point (a) | 16.5 mm |
| Coefficient (e) | 0.37 |
| Dynamic Load (c) | 68 kN |
| External Dia. (d) | 80 mm |
| Fatigue Limit Load (cu) | 8.2 kN |
| Grease Lubrication Limit Speed (n Lim) | 4900 turns/min. |
| Inside Ring External Dia. (d1) | 58 mm |
| Internal Dia. (d) | 40 mm |
| Max. Fillet Radius (r1a) | 1.5 mm |
| Max. Fillet Radius (ra) | 1.5 mm |
| Max. Inside Ring Shoulder Dia. (da) | 49 mm |
| Max. Operating Temp. | 120° |
| Max. Shoulder Or Dia. (da) | 71.5 mm |
| Min. Clearance (ca) | 3 mm |
| Min. Clearance (cb) | 3.5 mm |
| Min. Fillet Radius (r1s) | 1.5 mm |
| Min. Fillet Radius (rs) | 1.5 mm |
| Min. Operating Temp. | -40° |
| Min. Shoulder Dia. Ir (db) | 48.5 mm |
| Min. Shoulder Dia. Or (db) | 75 mm |
| Min. Shoulder Or Dia. (da) | 69 mm |
| Oil Lubrication Limit Speed (n) | 6600 turns/min. |
| Outer Ring Width (c) | 16 mm |
| Rating Life Coefficient (a2) | 1 |
| Static Axial Load Coefficient (y0) | 0.88 |
| Static Load Rating (c0) | 67 kN |
| Total Width (t) | 19.75 mm |
| Upper Axial Load Coefficient (y2) | 1.6 |
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NTN 4t-30208 NTN 4T-30208, Cone Cup 40 Mm Id X 80 Mm Od X 1975 Mm W Single Row Case Carburized Steel