Bearings Tapered Roller Bearings NNU4920K

Grease Speed Rating n1:4800 rpm; B:56.00 mm; D:220.0000 mm; Basic Static Radial Load Rating Co:315000 N; Basic Dynamic Radial Load Rating C:208000 N; Fillet Radius ra:2.00 mm; d:160.000 mm; Oil Speed Rating n2:7200 rpm; Fillet Radius rb:1.00 mm;

H:134.938 mm; H2:25.4 mm; P90°:20.9 kN; Cap bolt:2 x 1/2-13 UNC; Cap bolt, SAE grade:8; Appropriate attachment bolt size G:0.625 in; S:4.763 mm; ba:30.956 mm; da:34.925 mm; Initial grease fill:39.69 g;

D:130 mm; Mass bearing:1.36 kg; B:29 mm; db min.:95 mm; d1 ≈:108.1 mm; Calculation factor Y0:0.8; r1,2 min.:1.5 mm; a:27.957 mm; Da min.:117 mm; Limiting speed:4800 r/min;

C:49 mm; a:51.665 mm; Mass bearing:7.6 kg; r3,4 min.:3 mm; r1,2 min.:4 mm; B:60 mm; ra max.:4 mm; Db min.:169 mm; Basic dynamic load rating C:417 kN; Basic static load rating C0:560 kN;

Mass withdrawal sleeve:143 kg; Nut for removal:HM 31/600; G:Tr 600x6; d:560 mm; d1:530 mm; Hydraulic nut:HMV 120 E; A:11 mm; B1:422 mm; G1:57 mm; G2:G 1/4;

d:300 mm; r1,2 min.:3 mm; Mass shaft washer:15.2 kg; d1:415 mm; B:28.5 mm;

C:49 mm; a:51.665 mm; Mass bearing:7.6 kg; r3,4 min.:3 mm; r1,2 min.:4 mm; B:60 mm; ra max.:4 mm; Db min.:169 mm; Basic dynamic load rating C:417 kN; Basic static load rating C0:560 kN;

P120°:7.56 kN; Cap bolt recommended tightening torque:61 N·m; da:38.1 mm; P90°:12.5 kN; Cap bolt, SAE grade:5; Stabilizing ring:SR-9-0; Initial grease fill:51.03 g; A1:60.325 mm; Pa:2.54 kN; Labyrinth ring:2 x LER 18;

d:300 mm; r1,2 min.:3 mm; Mass shaft washer:15.2 kg; d1:415 mm; B:28.5 mm;

Mass withdrawal sleeve:143 kg; Nut for removal:HM 31/600; G:Tr 600x6; d:560 mm; d1:530 mm; Hydraulic nut:HMV 120 E; A:11 mm; B1:422 mm; G1:57 mm; G2:G 1/4;

D:130 mm; Mass bearing:1.36 kg; B:29 mm; db min.:95 mm; d1 ≈:108.1 mm; Calculation factor Y0:0.8; r1,2 min.:1.5 mm; a:27.957 mm; Da min.:117 mm; Limiting speed:4800 r/min;

d:300 mm; r1,2 min.:3 mm; Mass shaft washer:15.2 kg; d1:415 mm; B:28.5 mm;

d:300 mm; r1,2 min.:3 mm; Mass shaft washer:15.2 kg; d1:415 mm; B:28.5 mm;

C:49 mm; a:51.665 mm; Mass bearing:7.6 kg; r3,4 min.:3 mm; r1,2 min.:4 mm; B:60 mm; ra max.:4 mm; Db min.:169 mm; Basic dynamic load rating C:417 kN; Basic static load rating C0:560 kN;