Bearing number:30316DU; Size (mm):80x170x42.5; Brand:NTN; Bore Diameter (mm):80; Outer Diameter (mm):170; Width (mm):42,5; d:80 mm; D:170 mm; T:42,5 mm; B:39 mm; C:27 mm; ra1 max.:2 mm; a:53,5 mm; r min.:3 mm; r1 min.:2,5 mm; da min.:94 mm; Da min:134 mm; Da max.:158 mm; db max.:97 mm; Db min.:159 mm; ra max.:2,5 mm; Sa:6 mm; Sb:15,5 mm; Weight:4,11 Kg; Basic dynamic load rating (C):236 kN; Basic static load rating (C0):283 kN; (Grease) Lubrication Speed:2 000 r/min; (Oil) Lubrication Speed:2 700 r/min; Calculation factor (e):0,83; Calculation factor (Y0):0,4; d1:125.5 mm; rs min:3 mm; r1s min:2.5 mm; e:0.83; Y2:0.73; Y0:0.4; Mass:4.11 kg; ISO 355 reference:T7GB080; Dynamic load, C:236 kN; Rating life coefficient, A2:1; Static load, C0:283 kN; Fatigue limit load, Cu:32.3 kN; Nlim (oil):2,700 rpm; Nlim (grease):2,000 rpm; Min operating temperature, Tmin:-40 °C; Max operating temperature, Tmax:120 °C; Characteristic cage frequency, FTF:0.42 Hz; Characteristic rolling element frequency, BSF:5.52 Hz; Characteristic outer ring frequency, BPF0:6.76 Hz; Characteristic inner ring frequency, BPFI:9.24 Hz; da max:97 mm; db min:94 mm; Da max:158 mm; Db min:159 mm; Ca min:6 mm; Cb min:15.5 mm; ra max:2.5 mm; r1a max:2 mm; Category:Bearings; Inventory:0.0; Manufacturer Name:NTN; Minimum Buy Quantity:N/A; Weight / Kilogram:0; EAN:4547359526578; Product Group:B04334;
Read More ...