NTN 6221ZC3 Single Row Ball Bearings

Ball diameter Dw:7.938 mm; Calculation factor (back-to-back, face-to-face) Y1:0.92; Preload class D GD:960 N; Calculation factor fHC:1; Preload class B GB:240 N; Calculation factor f2C:1.08; Basic static load rating C0:13.7 kN; Preload class C GC:480 N; rb max.:0.3 mm; D2:74.57 mm;

D1 ≈:906 mm; D:1060 mm; Mass bearing (including seat washer where applicable):213 kg; Basic dynamic load rating C:1120 kN; Limiting speed:430 r/min; Basic static load rating C0:10400 kN; d:900 mm; Fatigue load limit Pu:125 kN; H:130 mm; r1,2 min.:5 mm;

Dimension L:60.5 mm; Shaft Diameter D:20 mm; Dimension A2:15.0 mm; Weight W:0.24 kg; Basic Static Radial Load Rating Co:6550 N; Height T:37.5 mm; Distance J:90.0 mm; Insert Bearing IB:Stainless Steel; Dimension DA:50.8 mm; Basic Dynamic Radial Load Rating C:10600 N;

Sealing solution:Triple-lip seals; Specific static load factor K0:500 N/mm²; b:3.1 mm; Lubricant:Regular relubricatio; d:30 mm; Mass plain bearing:0.16 kg; Basic static load rating C0:310 kN; D:47 mm; C:18 mm; Material constant KM:330;

Cap bolt recommended tightening torque:149.1 N·m; P60°:84.5 kN; h:36.513 mm; Housing:SAF 517; R1:53.975 mm; H1:95.25 mm; P120°:31.6 kN; Appropriate attachment bolt size G:0.75 in; A1:88.9 mm; N1:22.225 mm;

Reference speed:800 r/min; d:260 mm; Basic dynamic load rating C:561 kN; das:276 mm; Mass bearing:11 kg; da min.:269 mm; D1 ≈:297 mm; Limiting speed:1000 r/min; Calculation factor kr:0.2; K:4 mm;

s:22 mm; H1:300 mm; N1:42 mm; A1:310 mm; Locating ring:6 x FRB 10/480; A2:345 mm; N:50 mm; Oil level, min.:82 mm; Cap bolt, rec. tightening torque:400 N·m; P120°:2200 kN;

B:26.00 mm; d:80.000 mm; Basic Dynamic Radial Load Rating C:39700 N; Oil Speed Rating n2:5300 rpm; Basic Static Radial Load Rating Co:17000 N; Fillet Radius ra:2.00 mm; D:140.0000 mm; Grease Speed Rating n1:4500 rpm;

Oil Speed Rating Open/Shielded n2:3100 rpm; d:100.000 mm; Accessories:Without Accessories; Fillet Radius ra:3.00 mm; D:265.0000 mm; Basic Dynamic Radial Load Rating C:225000 N; B:60.00 mm; Basic Static Radial Load Rating Co:200000 N; Grease Speed Rating Open/Shielded n1:2500 rpm; Sealed Speed Rating

S:0.794 mm; A6:15.875 mm; a:3.175 mm; s:31.75 mm; Limiting speed:3100 r/min; B:85.725 mm; A2:42.862 mm; Mass bearing unit:6.12 kg; L:193.675 mm; A:66.675 mm;

da:184.15 mm; PG:1/4 NPT; P150°:120 kN; J max.:635 mm; Housing:SAW 540; P180°:145 kN; Labyrinth ring:2 x LOR 160; P120°:136 kN; Ca:137.82 mm; R2:46.038 mm;

d:190.000 mm; Oil Speed Rating n2:2600 rpm; B:46.00 mm; Grease Speed Rating n1:2000 rpm; Fillet Radius rb:1.00 mm; Basic Static Radial Load Rating Co:305000 N; D:290.0000 mm; Fillet Radius ra:2.00 mm; Basic Dynamic Radial Load Rating C:242000 N;

Basic Dynamic Radial Load Rating C:208000 N; Fillet Radius ra:2.50 mm; D:280.0000 mm; Oil Speed Rating n2:2600 rpm; d:180.000 mm; Basic Static Radial Load Rating Co:260000 N; B:44.00 mm; Grease Speed Rating n1:1600 rpm; Fillet Radius rb:1.00 mm;

ra max.:0.2 mm; Reference speed:130000 r/min; D1 ≈:8.2 mm; B:3 mm; Mass bearing:0.001 kg; Basic dynamic load rating C:0.553 kN; Fatigue load limit Pu:0.011 kN; Calculation factor f0:12.3; d1 ≈:5.9 mm; d:4 mm;

Basic dynamic load rating C:266 kN; Calculation factor Y:1.4; Calculation factor Y0:0.8; db min.:108.5 mm; C:27 mm; ra max.:3 mm; Ca min.:5 mm; Fatigue load limit Pu:31.5 kN; B:32 mm; Dimension series:3FB;