Remaches para pastillas de freno y forros con diámetros nominales de 3 mm a 10 mm

Esta norma DIN 7338 se aplica a remaches para pastillas de freno y forros con diámetros nominales de 3 mm a 10 mm. Esta norma especifica los requisitos dimensionales y las condiciones técnicas de suministro para las formas A (remache macizo), B (remache semitubular) y C (remache hueco).

Dibujos dimensionales y diagramas técnicos

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Dimensiones clave y parámetros técnicos

Dimensions in mm - source DIN 7338 A

Publication date: 03/2011 Supersedes DIN 7338: 08/1993

d1 h13

d2 nom

d3 min k min k max
3 5.5 2.85 0.6 0.8
4 7.5 3.8 0.8 1
5 9.5 4.8 0.8 1
6 11.5 5.8 1 1.2
8 15.5 7.75 1 1.2
10 18 9.75 1.2 1.4

Dimensions in mm - source DIN 7338 B

Publication date: 03/2011 Supersedes DIN 7338: 08/1993

d1 h13

d2 nom

d3 min d4 h13 k min k max t min

t max

3 5.5 2.85 1.7 0.6 0.8 3.5 4
4 7.5 3.8 2.7 0.8 1 4.5 5
5 9.5 4.8 3.5 0.8 1 5.5 6
6 11.5 5.8 4.2 1 1.2 7.5 8
8 15.5 7.75 6 1 1.2 9.5 10
10 18 9.75 7.5 1.2 1.4 11.5 12

Dimensions in mm - source DIN 7338 C1

Publication date: 03/2011 Supersedes DIN 7338: 08/1993

d1 h13

d2 nom

d3 min k min k max s ±0.1
3 5.5 2.85 0.6 0.8 0.5
4 7.5 3.8 0.8 1 0.5
5 9.5 4.8 0.8 1 0.6
6 11.5 5.8 1 1.2 0.75
8 15.5 7.75 1 1.2 1.2
10 18 9.75 1.2 1.4 1.2

Dimensions in mm - source DIN 7338 C2

Publication date: 03/2011 Supersedes DIN 7338: 08/1993

d1 h13 d3 min s ±0.1 s1 min d5
3 2.85 0.5 0.4 1.66
4 3.8 0.5 0.4 2.62
5 4.8 0.6 0.5 3.42
6 5.8 0.75 0.6 4.12
8 7.75 1.2 1 5.18
10 9.75 1.2 1 7.18

DIN 7338 2011 Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3)

d1 3 4 5 6 8 10
A B C A B C A B C A B C A B C A B C
5 0.43 0.36 0.21 0.84 0.66 1.33 1.02
6 0.48 0.41 0.24 0.94 0.76 0.36 1.48 1.18 0.59 2.31
7 0.54 0.47 0.27 1.04 0.81 0.40 1.63 1.33 0.65 2.53 1.88
8 0.59 0.52 0.30 1.14 0.91 0.44 1.79 1.49 0.71 2.75 2.10 1.12 4.93
10 0.70 0.63 0.36 1.33 1.11 0.53 2.10 1.64 0.83 3.20 2.33 1.31 5.72 3.94 2.55 8.96
12 0.82 0.74 1.53 1.31 0.61 2.40 1.95 0.96 3.64 2.77 1.51 6.51 4.29 2.90 10.2 6.77
15 0.98 0.91 1.83 1.60 0.73 2.87 2.41 1.16 4.31 3.44 1.79 7.69 5.47 3.42 12.0 8.63 5.62
18 1.15 1.08 2.12 1.90 3.33 2.87 1.36 4.97 4.10 2.09 8.87 6.65 3.94 13.9 9.80 6.33
20 1.26 1.19 2.32 2.09 3.64 3.18 5.42 4.55 2.28 9.66 7.44 4.28 15.1 11.0 6.81
22 1.37 1.30 2.52 2.29 3.94 3.49 5.86 4.99 2.47 10.4 8.23 4.63 16.3 12.3 7.29
25 1.54 1.47 2.81 2.59 4.41 3.95 6.53 5.66 2.76 11.6 9.41 5.15 18.2 14.1 8.00
28 1.70 1.63 3.11 2.88 4.87 4.41 7.19 6.32 3.06 12.8 10.6 5.67 20.0 16.0 8.72
30 1.81 1.74 3.31 3.08 5.18 4.72 7.64 6.77 3.25 13.6 11.4 6.01 21.3 17.2 9.20
32 1.93 1.85 3.50 3.28 5.48 5.03 8.08 7.21 3.44 14.4 12.2 6.36 22.5 18.5 9.67
35 2.09 202 3.80 3.57 5.95 5.49 8.75 7.88 3.73 15.6 13.3 6.98 24.4 20.3 10.4
40 2.37 2.30 4.29 4.07 6.72 6.26 9.86 8.99 4.22 17.5 15.3 7.64 27.4 23.4 11.6

DIN 7338 1993 Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3)

d1 3 4 5 6 8 10
A B C A B C A B C A B C A B C A B C
5 0.43 0.36 0.21
6 0.48 0.41 0.24 0.94 0.76 0.36 1.41 0.59
7 0.54 0.47 0.27 1.04 0.86 0.40 1.56 0.65
8 0.59 0.52 0.30 1.14 0.96 0.44 2.09 1.71 0.71 2.75 2.10 1.12
10 0.70 0.63 0.36 1.33

1.15

0.53 2.40 2.02 0.83 3.20 2.55 1.31

5.73

3.95 2.55
12 1.53 1.35 0.61 2.71 2.33 0.96 3.64 2.99 1.51 6.52 4.74 2.90
15 1.83

1.65

0.73 3.17 2.79 1.16 4.31 3.66 1.79 7.71 5.93 3.42 11.6 7.18 5.62
18 3.63 3.25 1.36 4.97 4.32 2.09 8.90 7.12 3.94 13.4 8.93 6.33
20 5.42 4.77 2.28 9.69 7.91 4.28 14.6 10.1 6.81
22 5.86 5.21 2.47 10.5 8.71 4.63 15.8 11.4 7.29
25 6.53 5.88 2.76 11.7 9.92 5.15 17.6 13.1 8.00
28 7.19 6.54 3.06 12.9 11.1 5.67 19.4 15.0 8.72
30 7.64 6.99 3.25 13.7 11.9 6.01 20.6 16.2 9.20
32 8.08 7.43 3.44 14.4 12.6 6.36 21.8 17.4 9.67
35 8.75 8.10 3.73 15.6 13.8 6.98 23.7 19.2 10.4
40 9.86 9.21 4.22 17.6 15.8 7.74 26.7 22.2 11.6