AST AST20 2025 plain bearings

d2:111.125 mm; Limiting speed:3400 r/min; Mass bearing unit:10.9 kg; A:101.6 mm; da:74.612 mm; B:92.075 mm; J max.:257.175 mm; A1:111.919 mm; s:31.75 mm; H:160.338 mm;

Basic static load rating C0:655 kN; Mass rod end:19 kg; G:M 80x4; l4 max.:389 mm; l7 min.:90 mm; d4 ≈:105 mm; Specific dynamic load factor K:300 N/mm²; h1:295 mm; l3 min.:85 mm; B:55 mm;

Basic Static Radial Load Rating Co:3440 lbf; Basic Dynamic Radial Load Rating:5730 lbf; Distance JMIN:4.6875 in; Dimension S1:1.0000 in; Distance JMAX:5.2500 in; Dimension N:0.8281 in; Dimension A1:1.0625 in; Dimension H1:1.8750 in; Dimension N1:0.5469 in; Dimension L:6.4688 in;

B:25 mm; ra max.:1.5 mm; D:100 mm; d3:75 mm; B1:45 mm; r1,2 min.:1.5 mm; Limiting speed:4300 r/min; Ba min.:11 mm; Calculation factor Y2:5.1; D2 ≈:88.5 mm;

RG:3/8 NPT; h:31.75 mm; Taconite seal (db shaft position):TER 82; db:92.075 mm; End plug (suffix Y):EPR 9; H1:88.9 mm; PG:1/8 NPT; P180°:52.5 kN; Appropriate attachment bolt size G:0.625 in; S:4.763 mm;

Dimension A2:17.0 mm; Weight W:0.87 kg; Diameter N:14.0 mm; Dimension DA:115.9 mm; Basic Dynamic Radial Load Rating C:24700 N; Dimension A1:39.0 mm; Insert Bearing IB:Stainless Steel; Basic Static Radial Load Rating Co:19000 N; Distance J:101.5 mm; Dimension L:130.0 mm;

Fatigue load limit Pu:0.129 kN; Calculation factor f2B:1.04; Calculation factor f2A:1; Attainable speed for grease lubrication:38000 r/min; Calculation factor f2D:1.14; db max.:25.1 mm; D2:34.15 mm; a:11.2 mm; Static axial stiffness, preload class B:65 N/µm; Calculation factor (back-to-back, f

r1 max.:0.6 mm; Lw:23.8 mm; r1,2 min.:0.2 mm; Dw:2.5 mm; r2 max.:0.8 mm; Mass needle roller:0.92 g;

Mass needle roller and cage assembly:0.052 kg; Fatigue load limit Pu:8.8 kN; U:20 mm; Reference speed:7000 r/min; Basic dynamic load rating C:28.1 kN; Ew:65 mm; Limiting speed:8000 r/min; Basic static load rating C0:72 kN; Fw:60 mm;

Max. speed for PosiTrac Plus seal:1050 r/min; R2:33.337 mm; Da:289.999 mm; Cap bolt:7/8-9 UNC; Cap bolt recommended tightening torque:813.5 N·m; P120°:133 kN; H1:169.875 mm; H:338.137 mm; End plug (suffix Y):EPR 16; Initial grease fill:793.8 g;

Oil Speed Rating n2:6400 rpm; Fillet Radius ra:2.00 mm; D:110.0000 mm; Basic Dynamic Radial Load Rating C:111000 N; Basic Static Radial Load Rating Co:104000 N; Fillet Radius rb:1.00 mm; Grease Speed Rating n1:5400 rpm; B:54.00 mm; d:40.000 mm;

d1 ≈:46.1 mm; D:72 mm; B:42.9 mm; d:36.513 mm; Calculation factor f0:14; Limiting speed1):1100 r/min; Recommended tightening torque for grub screw:6.5 N·m; C:19 mm; B4:6 mm; Fatigue load limit Pu:0.655 kN;

Specific static load factor K0:45 N/mm²; Specific dynamic load factor K:25 N/mm²; Permissible sliding velocity v min.:0 m/s; Coefficient of friction µ min.:0.08; Tolerance shaft:e7; Coefficient of friction µ max.:0.15; D:14 mm; Mass bushing:0.01 kg; B:12 mm; d:8 mm;

Mass pillow block:69.3 kg; P180°:84.5 kN; J max.:406.4 mm; R1:79.375 mm; J min.:371.475 mm; H1:152.4 mm; Cap bolt recommended tightening torque:1220 N·m; H2:60.325 mm; Ca:89.789 mm; RG:1/2 NPT;

Oil Speed Rating Open/Shielded n2:5000 rpm; Sealed Speed Rating n3:2800 rpm; Oil Speed Rating n2:5000 rpm; Grease Speed Rating n1:4300 rpm; D:160.0000 mm; Fillet Radius ra:2.00 mm; Basic Static Radial Load Rating Co:76500 N; Basic Dynamic Radial Load Rating C:114000 N; Accessories:Shield & Seal; B:3