Goddefiannau ISO Bore a siafft
DIAMETER
(Mm)
BORE
TOLERANCES (micronau)
TOLERANCES SHAFTS
(micronau)
Ffit clirio
Ffit pontio
Ymyrraeth yn ffit
? / B>
H7
H8
f7
g6
k6
n6
p6
s6
Mwy
na
i
mini.
maxi.
mini.
maxi.
mini.
maxi.
mini.
maxi.
mini.
maxi.
mini.
maxi.
mini.
maxi.
mini.
maxi.
0
3
0
+10
0
+14
-5
16-
-2
-8
+6
0
+10
+4
+12
+6
+20
+14
3
6
0
+12
0
+19
10-
22-
-4
12-
+9
+1
+16
+8
+20
+12
+27
+19
6
10
0
+15
0
+22
13-
28-
-5
14-
+10
+1
+19
+10
+24
+15
+32
+23
10
18
0
+18
0
+27
16-
34-
-6
17-
+12
+1
+23
+12
+29
+18
+39
+28
18
30
0
+21
0
+33
20-
41-
-7
20-
+15
+2
+28
+15
+35
+22
+48
+35
30
50
0
+25
0
+39
25-
50-
-9
25-
+18
+2
+33
+17
+42
+26
+59
+43
50
80
0
+30
0
+46
30-
60-
10-
29-
+21
+2
+39
+20
+51
+32
+72
+53
80
120
0
+35
0
+54
36-
71-
12-
34-
+25
+3
+45
+23
+59
+37
+93
+71