Tolleranze Dimensionali per Accoppiamenti Meccanici
 
ALBERO/FORO
UNI 6388 ISO R.286
a12/A12
a12
mm 1 ÷ 3=-0,270/-0,370
mm 3 ÷ 6=-0,270/-0,390
mm 6 ÷ 10=-0,280/-0,430
mm 10 ÷ 18=-0,290/-0,470
mm 18 ÷ 30=-0,300/-0,510
mm 30 ÷ 40=-0,310/-0,560
mm 40 ÷ 50=-0,320/-0,570
mm 50 ÷ 65=-0,340/-0,640
mm 65 ÷ 80=-0,360/-0,660
mm 80 ÷ 100=-0,380/-0,730
mm 100 ÷ 120=-0,410/-0,760
mm 120 ÷ 140=-0,460/-0,860
mm 140 ÷ 160=-0,520/-0,920
mm 160 ÷ 180=-0,580/-0,980
mm 180 ÷ 200=-0,660/-1,120
mm 200 ÷ 225=-0,740/-1,200
mm 225 ÷ 250=-0,820/-1,280
mm 250 ÷ 280=-0,920/-1,440
mm 280 ÷ 315= -1,050/-1,570
mm 315 ÷ 355= -1,200/-1,770
mm 355 ÷ 400= -1,350/-1,920
mm 400 ÷ 450= -1,500/-2,130
mm 450 ÷ 500= -1,650/-2,280
mm 1 ÷ 3=+0,370/+0,270
mm 3 ÷ 6=+0,390/+0,270
mm 6 ÷ 10=+0,430/+0,280
mm 10 ÷ 18=+0,470/+0,290
mm 18 ÷ 30=+0,510/+0,300
mm 30 ÷ 40=+0,560/+0,310
mm 40 ÷ 50=+0,570/+0,320
mm 50 ÷ 65=+0,640/+0,340
mm 65 ÷ 80=+0,660/+0,360
mm 80 ÷ 100=+0,730/+0,380
mm 100 ÷ 120=+0,760/+0,410
mm 120 ÷ 140=+0,860/+0,460
mm 140 ÷ 160=+0,920/+0,520
mm 160 ÷ 180=+0,980/+0,580
mm 180 ÷ 200=+1,120/+0,660
mm 200 ÷ 225=+1,200/+0,740
mm 225 ÷ 250=+1,280/+0,820
mm 250 ÷ 280=+1,440/+0,920
mm 280 ÷ 315=+1,570/+1,050
mm 315 ÷ 355=+1,770/+1,200
mm 355 ÷ 400=+1,920/+1,350
mm 400 ÷ 450=+2,130/+1,500
mm 450 ÷ 500=+2,280/+1,650