NNAL 6/230 Q4/C4YA2 top drive Bearing

D:270.0000 mm; Fillet Radius rb:1.00 mm; B:90.00 mm; Basic Static Radial Load Rating Co:520000 N; Fillet Radius ra:2.50 mm; Grease Speed Rating n1:1500 rpm; Basic Dynamic Radial Load Rating C:351000 N; d:150.000 mm; Oil Speed Rating n2:2000 rpm;

Shaft Diameter D:1 3/16 in; Distance H:1.250 in; Dimension F:0.5000 in; Basic Static Radial Load Rating Co:2520 lbf; Dimension B:5.4375 in; Dimension S1:0.8750 in; Distance J:1.8750 in; Basic Dynamic Radial Load Rating:4380 lbf; Pin Dia BS:3/8; Dimension N:0.3906 in;

α:3 °; M:13 mm; b:35 mm; da max.:808 mm; B:335 mm; Lubricant:Maintenance free &nd; Basic dynamic load rating C:15000 kN; Basic static load rating C0:22400 kN; C:280 mm; b1:35 mm;

d:180.000 mm; Oil Speed Rating Open/Shielded n2:2600 rpm; D:280.0000 mm; B:46.00 mm; Accessories:Two Seals & Snap-Rin; Basic Static Radial Load Rating Co:200000 N; Sealed Speed Rating n3:1400 rpm; Grease Speed Rating Open/Shielded n1:2000 rpm; Basic Dynamic Radial Load Rating C:190000 N; Fillet Radi

H2:101.6 mm; RG:1 NPT; Bearing:22340 CC/W33; db:222.25 mm; PG:1/4 NPT; A2:317.5 mm; P120°:249 kN; Labyrinth ring (dc shaft position):LOR 164; Cap bolt recommended tightening torque:4284.4 N·m; Lock washer:W 40;

B1:75 mm; Reference speed:2800 r/min; Limiting speed:3800 r/min; d1:115 mm; K:6 mm; D:215 mm; b:11.1 mm; Da max.:203 mm; da min.:128 mm; Calculation factor Y2:3.9;

Oil Speed Rating n2:39000 rpm; d:10.000 mm; Grease Speed Rating n1:30000 rpm; Basic Dynamic Radial Load Rating C:4620 N; Basic Static Radial Load Rating Co:2080 N; Fillet Radius ra:0.30 mm; B:8.00 mm; D:26.0000 mm;

B2:7 mm; Mass angle ring:0.025 kg; d:30 mm; r3,4 min.:0.6 mm; d1 ≈:41.25 mm; B1:4 mm;

Fillet Radius ra:2.00 mm; d:80.000 mm; Fillet Radius rb:1.00 mm; Oil Speed Rating n2:4500 rpm; B:39.00 mm; Basic Dynamic Radial Load Rating C:159000 N; Basic Static Radial Load Rating Co:129000 N; Grease Speed Rating n1:3800 rpm; D:170.0000 mm;

Dynamic (Cr):4.5 mm; rs (min):2.1 mm; Oil:106.560 kN; Grease:1020 kN; with tapered bore:1 900 min-1; B:76 mm; with cylindrical bore:1 500 min-1; Static (Cor):8.3 mm; D:215 mm; d:120 mm;

Da max.:104 mm; B:20 mm; D:110 mm; r1,2 min.:1.1 mm; Fatigue load limit Pu:1.93 kN; rb max.:0.6 mm; Preload class C GC:800 N; db min.:76 mm; Number of balls z:19; Attainable speed for grease lubrication:15000 r/min;

Basic Dynamic Radial Load Rating C:62400 N; B:24.00 mm; D:150.0000 mm; Grease Speed Rating n1:0 rpm; Oil Speed Rating n2:4500 rpm; Fillet Radius ra:1.50 mm; Fillet Radius rb:0.60 mm; Basic Static Radial Load Rating Co:68000 N; d:100.000 mm;

Basic static load rating C0:4900 kN; d1 ≈:853.1 mm; db min.:806 mm; r3,4 min.:3.3 mm; ra max.:6 mm; C:66.675 mm; B:80.963 mm; da max.:820 mm; a:158 mm; Db min.:924 mm;

r1 min.:2 mm; b1:11 mm; C:104.775 mm; Design (sliding contact surface combination):Steel/steel; d:152.4 mm; Specific static load factor K0:300 N/mm²; Lubricant:Regular relubricatio; Da min.:197 mm; r2 min.:1.1 mm; D:222.25 mm;

l7 min.:58 mm; G:M 45x3; C1 max.:31 mm; d2 max.:114 mm; Mass rod end:3.3 kg; Basic static load rating C0:245 kN; dk:66 mm; l2 max.:244 mm; r1 min.:0.6 mm; Basic dynamic load rating C:156 kN;