Page 436 - Rollingbearings

3.4 Four-point contact ball bearings
d 160 – 200 mm

B
r 2
r 1
r 1
r 2

D D 1 d d 1 d 1

3
0.0.4
a

SKF Explorer bearing

Principal dimensions Basic load ratings Fatigue Limiting Mass Designations
dynamic static load limit speed Bearing
with locating without
d D B C C 0 P u slots 1) locating slots

mm kN kN r/min kg –

160 290 48 450 670 19 3 800 15,5 ▶ QJ 232 N2MA –
340 68 570 880 23,6 3 400 34,5 ▶ QJ 332 N2MA –

170 310 52 455 720 20 3 400 19,5 ▶ QJ 234 N2MA –
360 72 655 1 040 27 3 200 41,5 ▶ QJ 334 N2MA –

180 320 52 475 765 20,8 3 400 20,5 ▶ QJ 236 N2MA –
380 75 680 1 100 28 3 000 47,5 QJ 336 N2MA –

190 340 55 510 850 22,4 3 200 23,5 QJ 238 N2MA –
400 78 702 1 160 28,5 2 800 49 QJ 338 N2MA –

200 360 58 540 915 23,2 3 000 28,5 QJ 240 N2MA –

SKF Explorer bearing
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1) For dimensions of locating slots † table 1, page 387
434