DIN 7603A

Sealing ring washer - Form A

tech-din7603A




Size Φ4 Φ5 Φ5.5
×8 ×7.5 ×8
d min=nominal size 4.2 5.2 5.7
max 4.5 5.5 6
dc max=nominal size 7.9 7.4 7.9
min 7.7 7.2 7.7
H Al,St,Cu,Vf,Zn Nominal Size 1 1 1
max 1.2 1.2 1.2
min 0.8 0.8 0.8
FA Nominal Size 1 1 1
max 1.2 1.2 1.2
min 0.8 0.8 0.8
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.066 0.039 0.043
Vf 0.036 0.022 0.024
Prg 0.017 0.01 0.011
Pr 0.01 0.006 0.007
Al 0.089 0.053 0.058
St 0.259 0.155 0.168
Cu 0.294 0.176 0.191
Zn - - -

Size Φ6.5 Φ7 Φ8
×9.5 ×15 ×11.5
d min=nominal size 6.7 7.2 8.2
max 7 7.5 8.5
dc max=nominal size 9.4 14.9 11.4
min 9.2 14.7 11.2
H Al,St,Cu,Vf,Zn Nominal Size 1 1.5 1
max 1.2 1.7 1.2
min 0.8 1.3 0.8
FA Nominal Size 1 1 1
max 1.2 1.2 1.2
min 0.8 0.8 0.8
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.063 0.373 0.092
Vf 0.035 0.228 0.051
Prg 0.016 0.113 0.023
Pr 0.01 0.069 0.014
Al 0.085 0.559 0.124
St 0.247 1.625 0.362
Cu 0.28 1.842 0.412
Zn - 1.478 -

Size Φ10 Φ12 Φ12
×13.5 ×15.5 ×16
d min=nominal size 10.2 12.2 12.2
max 10.5 12.5 12.5
dc max=nominal size 13.4 15.4 15.9
min 13.2 15.2 15.7
H Al,St,Cu,Vf,Zn Nominal Size 1 1.5 1.5
max 1.2 1.7 1.7
min 0.8 1.3 1.3
FA Nominal Size 1 1.5 1.5
max 1.2 1.65 1.65
min 0.8 1.35 1.35
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.111 0.195 0.23
Vf 0.062 0.107 0.126
Prg 0.028 0.033 0.038
Pr 0.017 0.02 0.023
Al 0.15 0.264 0.311
St 0.435 0.767 0.905
Cu 0.493 1.87 1.03
Zn - - -

Size Φ12 Φ14 Φ14
×19 ×18 ×20
d min=nominal size 12.2 14.2 14.2
max 12.5 14.5 14.5
dc max=nominal size 18.9 17.9 19.9
min 18.7 17.7 19.7
H Al,St,Cu,Vf,Zn Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
FA Nominal Size 1.5 1.5 1.5
max 1.65 1.65 1.65
min 1.35 1.35 1.35
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.461 0.264 0.44
Vf 0.282 0.145 0.242
Prg 0.139 0.045 0.074
Pr 0.085 0.027 0.044
Al 0.691 0.356 0.595
St 2.01 1.03 1.73
Cu 2.28 1.17 1.96
Zn 1.828 - 1.71

Size Φ15 Φ15 Φ16
×19 ×23 ×20
d min=nominal size 15.2 15.2 16.2
max 15.5 15.5 16.5
dc max=nominal size 18.9 22.9 19.9
min 18.7 22.7 19.7
H Al,St,Cu,Vf,Zn Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
FA Nominal Size 1.5 1.5 1.5
max 1.65 1.65 1.65
min 1.35 1.35 1.35
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.28 0.644 0.3
Vf 0.154 0.394 0.165
Prg 0.047 0.195 0.05
Pr 0.028 0.119 0.03
Al 0.378 0.967 0.403
St 1.1 2.81 1.179
Cu 1.25 3.19 1.33
Zn - 2.556 -

Size Φ17 Φ18 Φ20
×21 ×22 ×24
d min=nominal size 17.2 18.2 20.2
max 17.5 18.5 20.5
dc max=nominal size 20.9 21.9 23.9
min 20.7 21.7 23.7
H Al,St,Cu,Vf,Zn Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
FA Nominal Size 1.5 1.5 1.5
max 1.65 1.65 1.65
min 1.35 1.35 1.35
Prg Nominal Size 0.5 0.5 0.5
max 0.6 0.6 0.6
min 0.4 0.4 0.4
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.32 0.328 0.36
Vf 0.176 0.18 0.198
Prg 0.053 0.055 0.06
Pr 0.032 0.033 0.036
Al 0.433 0.444 0.488
St 1.26 1.29 1.42
Cu 1.43 1.46 1.16
Zn - - -

Size Φ21 Φ22 Φ23
×26 ×27 ×28
d min=nominal size 21.2 22.2 23.3
max 21.5 22.5 23.6
dc max=nominal size 25.9 26.9 27.9
min 25.7 26.7 27.7
H Al,St,Cu,Vf,Zn Nominal Size 1.5 1.5 2
max 1.7 1.7 2.2
min 1.3 1.3 1.8
FA Nominal Size 1.5 1.5 2
max 1.65 1.65 2.2
min 1.35 1.35 1.8
Prg Nominal Size 0.5 0.5 1
max 0.6 0.6 1.15
min 0.4 0.4 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.5 0.522 0.705
Vf 0.275 0.288 0.386
Prg 0.083 0.087 0.177
Pr 0.05 0.052 0.054
Al 0.675 0.705 0.95
St 1.96 2.05 2.77
Cu 2.22 2.32 3.24
Zn - - -

Size Φ24 Φ25 Φ26
×29 ×30 ×31
d min=nominal size 24.3 25.3 26.3
max 24.6 25.6 26.6
dc max=nominal size 28.9 29.9 30.9
min 28.7 29.7 30.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.733 0.765 0.793
Vf 0.403 0.422 0.435
Prg 0.184 0.19 0.197
Pr 0.055 0.057 0.059
Al 0.99 1.03 1.07
St 2.88 2.99 3.1
Cu 3.26 3.4 3.51
Zn - - -

Size Φ27 Φ28 Φ30
×32 ×33 ×36
d min=nominal size 27.3 28.3 30.3
max 27.6 28.6 30.6
dc max=nominal size 31.9 32.9 35.9
min 31.7 32.7 35.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 0.815 0.845 1.13
Vf 0.45 0.463 0.62
Prg 0.204 0.212 0.28
Pr 0.062 0.064 0.084
Al 1.1 1.14 1.52
St 3.21 3.31 4.41
Cu 3.64 3.75 5
Zn - - -

Size Φ32 Φ33 Φ35
×38 ×39 ×41
d min=nominal size 32.3 33.3 35.3
max 32.6 33.6 35.6
dc max=nominal size 37.9 38.9 40.9
min 37.7 38.7 40.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 1.2 1.24 1.3
Vf 0.655 0.673 0.713
Prg 0.298 0.305 0.323
Pr 0.09 0.092 0.097
Al 1.6 1.65 1.74
St 4.66 4.8 5.07
Cu 5.27 5.44 5.73
Zn - - -

Size Φ36 Φ38 Φ39
×42 ×44 ×46
d min=nominal size 36.3 38.3 39.3
max 36.6 38.6 39.6
dc max=nominal size 41.9 43.9 45.9
min 41.7 43.7 45.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 1.34 1.41 1.74
Vf 0.732 0.767 0.943
Prg 0.332 0.348 0.428
Pr 0.1 0.104 0.128
Al 1.79 1.88 2.32
St 5.2 5.47 6.73
Cu 5.88 6.15 6.96
Zn - - -

Size Φ40 Φ42 Φ44
×47 ×49 ×51
d min=nominal size 40.3 42.3 44.3
max 40.6 42.6 44.6
dc max=nominal size 46.9 48.9 50.9
min 46.7 48.7 50.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 1.76 1.83 1.91
Vf 0.966 1.02 1.06
Prg 0.438 0.457 0.478
Pr 0.132 0.138 0.144
Al 2.37 2.47 2.58
St 6.88 7.2 7.5
Cu 7.8 8.15 8.5
Zn - - -

Size Φ45 Φ48 Φ50
×52 ×55 ×57
d min=nominal size 45.3 48.3 50.2
max 45.6 48.6 50.5
dc max=nominal size 51.9 54.9 56.9
min 51.7 54.7 56.7
H Al,St,Cu,Vf,Zn Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1 1 1
max 1.15 1.15 1.15
min 0.85 0.85 0.85
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 1.95 2.07 2.15
Vf 1.08 1.14 1.18
Prg 0.479 0.518 0.54
Pr 0.144 0.156 0.162
Al 2.64 2.8 2.9
St 7.67 8.15 8.45
Cu 8.68 9.23 9.56
Zn - - -

Size Φ52 Φ54 Φ55
×60 ×62 ×63
d min=nominal size 52.5 54.5 55.5
max 53 55 56
dc max=nominal size 59.8 61.8 62.8
min 59.5 61.5 62.5
H Al,St,Cu,Vf,Zn Nominal Size 2.5 2.5 2.5
max 2.7 2.7 2.7
min 2.3 2.3 2.3
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 2.9 3 3.11
Vf 1.6 1.67 1.72
Prg 0.87 0.9 0.93
Pr 0.174 0.18 0.186
Al 3.85 4.06 4.2
St 11.4 11.8 12.2
Cu 12.9 13.4 13.8
Zn - - -

Size Φ56 Φ58 Φ60
×64 ×66 ×68
d min=nominal size 56.5 58.5 60.5
max 57 59 61
dc max=nominal size 63.8 65.8 67.8
min 63.5 65.5 67.5
H Al,St,Cu,Vf,Zn Nominal Size 2.5 2.5 2.5
max 2.7 2.7 2.7
min 2.3 2.3 2.3
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 3.14 3.22 3.32
Vf 1.75 1.77 1.83
Prg 0.942 0.965 1
Pr 0.187 0.193 0.2
Al 4.3 4.35 4.48
St 12.3 12.6 13
Cu 13.95 14.3 14.8
Zn - - -

Size Φ64 Φ65 Φ70
×72 ×74 ×79
d min=nominal size 64.5 65.5 70.5
max 65 66 71
dc max=nominal size 71.8 73.8 78.8
min 71.5 73.5 78.5
H Al,St,Cu,Vf,Zn Nominal Size 2.5 2.5 2.5
max 2.7 2.7 2.7
min 2.3 2.3 2.3
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 3.52 3.58 4.68
Vf 1.94 1.97 2.58
Prg 1.05 1.07 1.4
Pr 0.213 0.214 0.28
Al 4.8 4.83 6.35
St 13.85 14 18.4
Cu 15.7 15.9 20.9
Zn - - -

Size Φ75 Φ78 Φ80
×84 ×88 ×90
d min=nominal size 75.5 78.5 80.7
max 76 79 81.2
dc max=nominal size 83.8 87.8 89.8
min 83.5 87.5 89.5
H Al,St,Cu,Vf,Zn Nominal Size 2.5 2.5 2.5
max 2.7 2.7 2.7
min 2.3 2.3 2.3
FA Nominal Size 2 2 2
max 2.2 2.2 2.2
min 1.8 1.8 1.8
Prg Nominal Size 1.5 1.5 1.5
max 1.7 1.7 1.7
min 1.3 1.3 1.3
Pr 0.3 0.3 0.3
per 1000 units≈kg ±25% FA 5 5.86 5.95
Vf 2.76 3.22 3.25
Prg 1.5 1.76 1.79
Pr 0.3 0.352 0.358
Al 6.75 7.9 8
St 19.6 23 23.1
Cu 22.3 26.1 26.3
Zn - - -

Size Φ85 Φ90
×95 ×100
d min=nominal size 85.7 90.7
max 86.2 91.2
dc max=nominal size 94.8 99.8
min 94.5 99.5
H Al,St,Cu,Vf,Zn Nominal Size 2.5 2.5
max 2.7 2.7
min 2.3 2.3
FA Nominal Size 2 2
max 2.2 2.2
min 1.8 1.8
Prg Nominal Size 1.5 1.5
max 1.7 1.7
min 1.3 1.3
Pr 0.3 0.3
per 1000 units≈kg ±25% FA 6.25 6.61
Vf 3.43 3.63
Prg 1.88 2
Pr 0.376 0.4
Al 8.45 8.95
St 24.5 25.9
Cu 27.8 29.5
Zn - -



All information is strictly informative