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standards, Boundary dimensions: ISO 1206 for bearings in the (R)NA 48, (R)NA 49 and (R)NA 69 series. Tolerances For additional information → Tolerances, Normal P6 or P5 on request. Fw: F6 (table 1) Values are valid for unmounted bearings when rollers are in contact with the outer ring raceway. Tighter tolerance for
Jinan two machine for nine consecutive years was awarded the top 100 Chinese mac · China's official manufacturing industry in June PMI material fell slightly to 51 · Development of hydraulic transmission bending machine · How to extend the crusher bearing life · Motor bearing failure analysis and countermeasures
d, 40, mm. D, 90, mm. B, 23, mm. d1, ≈, 61.47, mm. D1, ≈, 80.2, mm. r1,2, min. 1.1, mm. Abutment dimensions. da, min. 49, mm. Da, max. 81, mm. ra, max. 1.1, mm. Calculation data. Basic dynamic load rating, C, 33.8, kN. Basic static load rating, C0, 11.2, kN. Fatigue load limit, Pu, 0.57, kN. Reference speed, 14000, r/min.