Anilhas de contato

As anilhas de contacto são produzidas de acordo com a Norma Nacional Francesa NFE 25-511. São anilhas de pressão de formato cónico, com superfície superior nervurada, em diversas dimensões e espessuras para responder a diversas aplicações. O formato cónico exerce uma força de bloqueio de 360° em torno da parte inferior da cabeça do parafuso ou da porca. A superfície superior serrilhada exerce a força de bloqueio e resiste à ligação do fixador com binário, o que pode causar afrouxamento sob pressão e vibração.

Desenho dimensional e diagramas técnicos

378_3997.jpg

Principais dimensões e parâmetros técnicos

Dimensions in mm - source NFE 25511

Publication date: 1984

Thread size
Type
d
D
s h min/max before first clamping Nr. of Knurlings

~ Weight kgs/1000 pcs

d1 min d2 min
M 3
Z
3.1 +0.25
6 ± 0.24
0.5 ± 0.03
0.7-0.9
28
0.08 5.5 3.6
M
3.1 +0.25
8 ± 0.29
0.6 ± 0.03
0.8-1
28
0.2 5.5 3.6
L
3.1 +0.25
10 ± 0.29
0.6 ± 0.03
0.95-1
28
0.33 5.5 3.6
M 4
Z
4.1 +0.3
8 ± 0.29
0.8 ± 0.04
1-1.2
32
0.23 7 4.7
M
4.1 +0.3
10 ± 0.29
0.9 ± 0.04
1.15-1.4
32
0.46 7 4.7
L
4.1 +0.3
14 ± 0.35
1.0 ± 0.04
1.4-1.8
32
1.10 7 4.7
M 5
Z
5.1 +0.3
10 ± 0.29
1.0 ± 0.04
1.25-1.5
36
0.46 8 5.7
M
5.1 +0.3
12 ± 0.35
1.1 ± 0.04
1.45-1.8
36
0.8 8 5.7
L
5.1 +0.3
16 ± 0.35
1.2 ± 0.04
1.7-1.21
36
1.7 8 5.7
M 6
Z
6.1 +0.3
12 ± 0.35
1.2 ± 0.04
1.55-1.85
45
0.79 10 6.8
M
6.1 +0.3
14 ± 0.35
1.3 ± 0.04
1.75-2.1
45
1.27 10 6.8
L
6.1 +0.3
18 ± 0.35
1.4 ± 0.04
2.1-2.5
45
2.48 10 6.8
M 8
Z
8.2 +0.36
16 ± 0.35
1.4 ± 0.04
1.8-2.2
45
1.63 13 9.2
M
8.2 +0.36
18 ± 0.35
1.4 ± 0.04
1.9-2.35
45
2.22 13 9.2
L
8.2 +0.36
22 ± 0.42
1.6 ± 0.05
2.2-2.7
45
4.11 13 9.2
M 10
Z
10.2 +0.36
20 ± 0.42
1.6 ± 0.05
2.1-2.6
45
2.9 16 11.2
M
10.2 +0.36
22 ± 0.42
1.6 ± 0.05
2.25-2.75
45
3.75 16 11.2
L
10.2 +0.36
27 ± 0.42
1.8 ± 0.05
2.6-3.1
45
6.9 16 11.2
M 12
Z
12.4 +0.43
24 ± 0.42
1.8 ± 0.05
2.4-2.9
45
4.69 18 13.7
M
12.4 +0.43
27 ± 0.42
1.8 ± 0.05
2.6-3.1
45
6.34 18 13.7
L
12.4 +0.43
32 ± 0.50
2.0 ± 0.05
3.1-3.6
45
10.65 18 13.7
M 14
M
14.4 +0.43
30 ± 0.24
2.4 ± 0.06
3.2-3.7
45
10.18 21 15.7
M 16
M
16.4 +0.43
32 ± 0.24
2.8 ± 0.06
3.6-4.1
60
12.95 24 17.7
M 20
M
20.5 +0.52
40 ± 0.24
3.2 ± 0.06
4.3-4.9
60
23.12 30 23.1

Dimensions in mm - source NFE 25511 - with locking nips

Thread size
Type
d
D
s h min/max before first clamping Nr. of Knurlings

~ Weight kgs/1000 pcs

nips
nr of nips height
M 3
Z
3.1 +0.25
6 ± 0.24
0.5 ± 0.03
0.7-0.9
28
0.18 6 0.20
M
3.1 +0.25
8 ± 0.29
0.6 ± 0.03
0.8-1
28
0.18 6 0.20
L
3.1 +0.25
10 ± 0.29
0.6 ± 0.03
0.95-1
28
0.18 6 0.20

M 4
Z
4.1 +0.3
8 ± 0.29
0.8 ± 0.04
1-1.2
32
0.44 6 0.20
M
4.1 +0.3
10 ± 0.29
0.9 ± 0.04
1.15-1.4
32
0.44 6 0.20
L
4.1 +0.3
14 ± 0.35
1.0 ± 0.04
1.4-1.8
32
0.44 6 0.20

M 5
Z
5.1 +0.3
10 ± 0.29
1.0 ± 0.04
1.25-1.5
36
0.72 6 0.30
M
5.1 +0.3
12 ± 0.35
1.1 ± 0.04
1.45-1.8
36
0.72 6 0.30
L
5.1 +0.3
16 ± 0.35
1.2 ± 0.04
1.7-2.10
36
0.72 6 0.30
M 6
Z
6.1 +0.3
12 ± 0.35
1.2 ± 0.04
1.55-1.85
45
0.89 6 0.30
M
6.1 +0.3
14 ± 0.35
1.3 ± 0.04
1.75-2.1
45
1.18 10 0.30
L
6.1 +0.3
18 ± 0.35
1.4 ± 0.04
2.1-2.5
45
2.34 10 0.30
M 8
Z
8.2 +0.36
16 ± 0.35
1.4 ± 0.04
1.8-2.2
45
1.44 6 0.30
M
8.2 +0.36
18 ± 0.35
1.4 ± 0.04
1.9-2.35
45
2.07 13 0.30
L
8.2 +0.36
22 ± 0.42
1.6 ± 0.05
2.2-2.7
45
3.86 13 0.30
M 10
Z
10.2 +0.36
20 ± 0.42
1.6 ± 0.05
2.1-2.6
45
2.6 6 0.30
M
10.2 +0.36
22 ± 0.42
1.6 ± 0.05
2.25-2.75
45
3.39 16 0.30
L
10.2 +0.36
27 ± 0.42
1.8 ± 0.05
2.6-3.1
45
6.48 16 0.30
M 12
Z
12.4 +0.43
24 ± 0.42
1.8 ± 0.05
2.4-2.9
45
4.13 6 0.30
M
12.4 +0.43
27 ± 0.42
1.8 ± 0.05
2.6-3.1
45
5.87 18 0.30
L
12.4 +0.43
32 ± 0.50
2.0 ± 0.05
3.1-3.6
45
10.1 18 0.30