45 mm x 52 mm x 20 mm Koyo NRB HK4520B Drawn Cup Needle Roller Bearings

Basic Dynamic Radial Load Rating C:32500 N; B:19.00 mm; d:30.000 mm; Oil Speed Rating n2:11000 rpm; Basic Static Radial Load Rating Co:19600 N; D:72.0000 mm; Grease Speed Rating n1:8000 rpm; Fillet Radius ra:1.00 mm;

d:15.000 mm; Basic Static Radial Load Rating Co:3250 N; Oil Speed Rating n2:24000 rpm; Basic Dynamic Radial Load Rating C:7800 N; Fillet Radius ra:0.64 mm; Oil Speed Rating Open/Shielded n2:24000 rpm; D:35.0000 mm; Grease Speed Rating Open/Shielded n1:19000 rpm; Sealed Speed Rating n3:13000 rpm; Acc

Fatigue load limit Pu:4.75 kN; r1,2 min.:1 mm; ra max.:1 mm; K:2 mm; D1 ≈:44.2 mm; Calculation factor e:0.35; B1:29 mm; Reference speed:13000 r/min; d2 ≈:31.3 mm; Calculation factor Y2:2.9;

rs (min):1 mm; r1s (min):1 mm; a:15 mm; r2s (min):0.3 mm; B:20 mm; Pu:7.270 kN; Dynamic (Ca):50.1 kN; T:21.25 mm; Static (Coa):59.6 kN; C:17 mm;

Fillet Radius rb:1.00 mm; d:105.000 mm; B:36.00 mm; Oil Speed Rating n2:3800 rpm; Fillet Radius ra:2.00 mm; Grease Speed Rating n1:2800 rpm; Basic Static Radial Load Rating Co:129000 N; D:190.0000 mm; Basic Dynamic Radial Load Rating C:143000 N;

D:1950 mm; B:710 mm; ra max.:6 mm; Da max.:1917 mm; da max.:1396 mm; r1,2 min.:15 mm; da min.:1297 mm; Calculation factor kr:0.38; Reference speed:160 r/min; D1 ≈:1748 mm;

d1:360 mm; d3:450 mm; G2:M 6; B:48 mm; A:4 mm; Hydraulic nut:HMV 76E; d:380 mm; G:Tr 380x5; Locking device:MS 3080-76; B5:62 mm;

B1:6 mm; D:72 mm; B:60 mm; Coefficient of friction µ max.:0.1; Tolerance shaft:h8; Mass bushing:0.52 kg; Permissible sliding velocity v min.:0.25 m/s; Permissible sliding velocity v max.:5 m/s; Specific static load factor K0:20 N/mm²; d:60 mm;

B:525 mm; d:1120 mm; Static (Cor):39780  ; Weight:2950  ; D:1540 mm; Dynamic (Cr):13965 kN; Bearing designation:PLC 512-71  ; B1:335 mm; Pu:2232.010 kg;

B:49 mm; h:235 mm; l2 max.:319 mm; d:70 mm; Basic static load rating C0:490 kN; dk:92 mm; α:6 °; l7 min.:85 mm; r1 min.:1 mm; d2 max.:162 mm;

Basic Static Radial Load Rating Co:163000 N; B:40.00 mm; Grease Speed Rating n1:2200 rpm; d:120.000 mm; Fillet Radius rb:1.00 mm; Oil Speed Rating n2:3200 rpm; D:215.0000 mm; Fillet Radius ra:2.00 mm; Basic Dynamic Radial Load Rating C:165000 N;

B1:189 mm; G2:M 8; Locking device:MS 3092-88; G3:12 mm; Hydraulic nut:HMV 88E; Mass adapter sleeve assembly:60 kg; G:Tr 440x5; A:6.5 mm; d1:410 mm; d:440 mm;

B:24.00 mm; Fillet Radius ra:1.00 mm; D:37.0000 mm; d:12.000 mm; Basic Static Radial Load Rating Co:7500 N; Oil Speed Rating n2:20000 rpm; Basic Dynamic Radial Load Rating C:11400 N; Grease Speed Rating n1:15000 rpm; Fillet Radius rb:0.60 mm;

d2:82.3 mm; Calculation factor f2B:1.02; B:20 mm; Calculation factor (single, tandem) Y2:0.87; Number of balls z:19; rb max.:0.6 mm; a:31.1 mm; Calculation factor e:0.68; Attainable speed for grease lubrication:11000 r/min; Static axial stiffness, preload class C:330 N/µm;

Grease Speed Rating n1:3600 rpm; B:39.00 mm; Fillet Radius ra:2.00 mm; Basic Static Radial Load Rating Co:33500 N; Basic Dynamic Radial Load Rating C:88400 N; D:170.0000 mm; Oil Speed Rating n2:4300 rpm; d:80.000 mm;