Tolleranze Dimensionali per Accoppiamenti Meccanici
 
ALBERO/FORO
UNI ISO 286-2 (ex UNI 6388 ISO R.286)
b12/ B12
b12
mm 1 ÷ 3=-0,140/-0,240
mm 3 ÷ 6=-0,140/-0,260
mm 6 ÷ 10=-0,150/-0,300
mm 10 ÷ 18=-0,150/-0,330
mm 18 ÷ 30=-0,160/-0,370
mm 30 ÷ 40=-0,170/-0,420
mm 40 ÷ 50=-0,180/-0,430
mm 50 ÷ 65=-0,190/-0,490
mm 65 ÷ 80=-0,200/-0,500
mm 80 ÷ 100=-0,220/-0,570
mm 100 ÷ 120=-0,240/-0,590
mm 120 ÷ 140=-0,260/-0,660
mm 140 ÷ 160=-0,280/-0,680
mm 160 ÷ 180=-0,310/-0,710
mm 180 ÷ 200=-0,340/-0,800
mm 200 ÷ 225=-0,380/-0,840
mm 225 ÷ 250=-0,420/-0,880
mm 250 ÷ 280=-0,480/-1,000
mm 280 ÷ 315= -0,540/-1,060
mm 315 ÷ 355= -0,600/-1,170
mm 355 ÷ 400= -0,680/-1,250
mm 400 ÷ 450= -0,760/-1,390
mm 450 ÷ 500= -0,840/-1,470
mm 1 ÷ 3=+0,240/+0,140
mm 3 ÷ 6=+0,260/+0,140
mm 6 ÷ 10=+0,300/+0,150
mm 10 ÷ 18=+0,330/+0,150
mm 18 ÷ 30=+0,370/+0,160
mm 30 ÷ 40=+0,420/+0,170
mm 40 ÷ 50=+0,430/+0,180
mm 50 ÷ 65=+0,490/+0,190
mm 65 ÷ 80=+0,500/+0,200
mm 80 ÷ 100=+0,570/+0,220
mm 100 ÷ 120=+0,590/+0,240
mm 120 ÷ 140=+0,660/+0,260
mm 140 ÷ 160=+0,680/+0,280
mm 160 ÷ 180=+0,710/+0,310
mm 180 ÷ 200=+0,800/+0,340
mm 200 ÷ 225=+0,840/+0,380
mm 225 ÷ 250=+0,880/+0,420
mm 250 ÷ 280=+1,000/+0,480
mm 280 ÷ 315=+1,060/+0,540
mm 315 ÷ 355=+1,170/+0,600
mm 355 ÷ 400=+1,250/+0,680
mm 400 ÷ 450=+1,390/+0,760
mm 450 ÷ 500=+1,470/+0,840