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Super Precision, High Speed Spindle Bearings


70X2 High-speed angular contact thrust bearing

70X2 A/DB series (contact angle = 30°)

70X2a-ad-High-speed-angular-contact-thrust-bearings
COREDEMAR Part Number Boundary dimensions Load rating Limiting speed Weight
d D 2B rsmin r1smin 2a Cr Cor Grease Oil Kg
mm KN r/min
7010X2 A/DB 50 80 28.5 1.0 0.6 52.0 19.2 42.5 10,500 14,000 0.27
7011X2 A/DB 55 90 33.0 1.1 0.6 58.5 23.8 54.0 9,500 12,500 0.40
7012X2 A/DB 60 95 33.0 1.1 0.6 61.0 24.7 59.0 9,000 12,000 0.43
7013X2 A/DB 65 100 33.0 1.1 0.6 64.0 25.5 64.0 8,500 11,000 0.48
7014X2 A/DB 70 110 36.0 1.1 0.6 70.0 35 84.0 8,000 10,000 0.62
7015X2 A/DB 75 115 36.0 1.1 0.6 73.0 35.5 88.0 7,000 9,000 0.65
7016X2 A/DB 80 125 40.5 1.1 0.6 79.5 41.5 105.0 7,000 9,000 0.91
7017X2 A/DB 85 130 40.5 1.1 0.6 82.5 42 109.0 6,300 8,000 0.95
7018X2 A/DB 90 140 45.0 1.5 1.0 89.0 55.5 142.0 6,000 7,500 1.25
7019X2 A/DB 95 145 45.0 1.5 1.0 92.0 56 148 6,000 7,500 1.30
7020X2 A/DB 100 150 45.0 1.5 1.0 94.5 57 154 5,300 7,000 1.35
7021X2 A/DB 105 160 49.5 2.0 1.0 101.0 64.5 177 5,000 6,700 1.72
7022X2 A/DB 110 170 54.0 2.0 1.0 108.0 73 201 4,800 6,300 2.21
7024X2 A/DB 120 180 54.0 2.0 1.0 114.0 75 217 4,500 6,000 2.37
7026X2 A/DB 130 200 63.0 2.0 1.0 127.0 94.5 262 4,000 5,300 3.54
7028X2 A/DB 140 210 63.0 2.0 1.0 132.0 103 305 3,800 5,000 3.78
7030X2 A/DB 150 225 67.5 2.1 1.1 142.0 121 360 3,800 5,000 4.59
7032X2 A/DB 160 240 72.0 2.1 1.1 151.0 131 395 3,600 4,800 5.58
7034X2 A/DB 170 260 81.0 2.1 1.1 165.0 154 470 3,400 4,500 7.84
7036X2 A/DB 180 280 90.0 2.1 1.1 178.0 197 590 3,200 4,300 10.20
7038X2 A/DB 190 290 90.0 2.1 1.1 184.0 200 615 3,000 4,000 10.7
7040X2 A/DB 200 310 99.0 2.1 1.1 197.0 222 680 2,600 3,600 13.8

Legend

d Inner Diameter Rs min Radius RPM Rotations/Minute
D Outer Diameter R1s min Radius KN Kilo Newtons
B Width Ra Axial Rigidity N Newtons (1N = .2248 lbs.)
Dw Ball Size Rr Radial Rigidity μ Micron (.00004′)
Z Ball Quantity mm Millimeters

 

packaging_specifications_download_pdf  70X2 High-speed angular contact thrust bearing V2.0 b Print v1