Высокоточный упорно-радиальный шарикоподшипник для опор шариковых винтов NSK NSKTAC C Series 55TAC120CSUHPN7C, для применений с высокой жесткостью

Описание

Boundary Dimensions d 55 mm Bore diameter D 120 mm Outside diameter B 20 mm Width r(min.) 1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings Ca(1row) 85.0 kN Basic Dynamic Load Rating Ca by Number of Rows Sustaining Fa Ca(2row) 138 kN Basic Dynamic Load Rating Ca by Number of Rows Sustaining Fa Ca(3row) 183 kN Basic Dynamic Load Rating Ca by Number of Rows Sustaining Fa Speeds Grease 2500 min -1 Limiting Speed (H-Preload) Oil (Oil-air) 3500 min -1 Limiting Speed (H-Preload) Dimensions 60° Contact Angle db(min.) 63 mm Diameter of Shaft Abutment Abutment and Fillet Dimensions da(min.) 63 mm Diameter of Shaft Abutment Da(max.) 111 mm Diameter of Housing Abutment Db(max.) 112 mm Diameter of Housing Abutment Performance 1row 123 kN Limiting Static Axial Load by Number of Rows Sustaining Fa 2row 246 kN Limiting Static Axial Load by Number of Rows Sustaining Fa 3row 370 kN Limiting Static Axial Load by Number of Rows Sustaining Fa Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity H 5450N 1660N/μm Additional information H -19 μm Measured Axial Clearance(DB and DF arrangement) H 0.49 N・m Starting Torque(DB and DF arrangement) 11 g/brg Recommended Grease Quantities Mass 1.23 kg Mass(approx.)