Austro Engine E4 Series - Page 163

E4 Series
Maintenance Manual
Standard
Procedures
E4.08.04
Rev.29
Page 219
70 - Maintenance Procedures
01-Jul-2020
Nominal
thread Ø
Pitch
Fully cut thread
useable thread depth
nominal length of
insert
Screw-in length for
screw if driven tang is
not removed
Core
hole Ø
D
1HC
min.
Drill
Outside
Ø
d
P
x d
t
2
min.
t
3
max.
max.
B
D
HC
M 2.5
0.45
1 d
2.50
2.3
2.60
2.70
2.6
3.08
1.5 d
3.75
3.5
2.0 d
5.00
4.8
2.5 d
6.25
6.0
M 3
0.50
1 d
3.00
2.7
3.11
3.22
3.2
3.65
1.5 d
4.50
4.2
2.0 d
6.00
5.7
2.5 d
7.50
7.2
M 4
0.70
1 d
4.00
3.6
4.15
4.29
4.2
4.91
1.5 d
6.00
5.6
2.0 d
8.00
7.6
2.5 d
10.00
9.6
M 5
0.80
1 d
5.00
4.6
5.17
5.33
5.2
6.04
1.5 d
7.50
7.1
2.0 d
10.00
9.6
2.5 d
12.50
12.1
M 6
1.00
1 d
6.00
5.5
6.22
6.41
6.3
7.30
1.5 d
9.00
8.5
2.0 d
12.00
11.5
2.5 d
15.00
14.5
M 8
1.25
1 d
8.00
7.4
8.27
8.48
8.4
9.62
1.5 d
12.00
11.4
2.0 d
16.00
15.4
2.5 d
20.00
19.4
M 10
1.50
1 d
10.00
9.2
10.32
10.56
10.5
11.95
1.5 d
15.00
14.2
2.0 d
20.00
19.2
2.5 d
25.00
24.2
M 12
1.75
1 d
12.00
11.1
12.38
12.64
12.5
14.27
1.5 d
18.00
17.1
2.0 d
24.00
23.1
2.5 d
30.00
29.1