As arruelas planas protegem as superfícies distribuindo uniformemente o torque ao apertar um parafuso ou parafuso e evitam a corrosão entre um parafuso de aço e uma superfície de alumínio.
Tamanho | Φ1.7 | Φ1.8 | Φ2.2 | Φ2.5 | Φ2.7 | Φ2.8 | Φ3.2 | Φ3.7 | Φ4.3 | Φ5.3 | Φ6.4 | Φ7.4 | Φ8.4 | Φ10.5 | Φ13 | Φ15 | |||
M | For Tamanho da rosca | M1.6 | M1.7 | M2 | M2.3 | M2.5 | M2.6 | M3 | M3.5 | M4 | M5 | M6 | M7 | M8 | M10 | M12 | M14 | ||
d | min=tamanho nominal | 1.7 | 1.8 | 2.2 | 2.5 | 2.7 | 2.8 | 3.2 | 3.7 | 4.3 | 5.3 | 6.4 | 7.4 | 8.4 | 10.5 | 13 | 15 | ||
max | 1.84 | 1.94 | 2.34 | 2.64 | 2.84 | 2.94 | 3.38 | 3.88 | 4.48 | 5.48 | 6.62 | 7.62 | 8.62 | 10.77 | 13.27 | 15.27 | |||
dc | max=tamanho nominal | 4 | 4.5 | 5 | 6 | 6 | 7 | 7 | 8 | 9 | 10 | 12 | 14 | 16 | 20 | 24 | 28 | ||
min | 3.7 | 4.2 | 4.7 | 5.7 | 5.7 | 6.64 | 6.64 | 7.64 | 8.64 | 9.64 | 11.57 | 13.57 | 15.57 | 19.48 | 23.48 | 27.48 | |||
h | tamanho nominal | 0.3 | 0.3 | 0.3 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.8 | 1 | 1.6 | 1.6 | 1.6 | 2 | 2.5 | 2.5 | ||
max | 0.35 | 0.35 | 0.35 | 0.55 | 0.55 | 0.55 | 0.55 | 0.55 | 0.9 | 1.1 | 1.8 | 1.8 | 1.8 | 2.2 | 2.7 | 2.7 | |||
min | 0.25 | 0.25 | 0.25 | 0.45 | 0.45 | 0.45 | 0.45 | 0.45 | 0.7 | 0.9 | 1.4 | 1.4 | 1.4 | 1.8 | 2.3 | 2.3 | |||
per 1000 unidades ≈ kg | 0.024 | 0.031 | 0.037 | 0.092 | 0.088 | 0.127 | 0.119 | 0.155 | 0.308 | 0.443 | 1.02 | 1.39 | 1.83 | 3.57 | 6.27 | 8.62 | |||
Tamanho | Φ17 | Φ19 | Φ21 | Φ23 | Φ25 | Φ27 | Φ28 | Φ29 | Φ31 | Φ33 | Φ34 | Φ36 | Φ37 | Φ39 | Φ40 | Φ41 | |||
M | For Tamanho da rosca | M16 | M18 | M20 | M22 | M24 | M26 | M27 | M28 | M30 | M32 | M33 | M35 | M36 | M38 | M39 | M40 | ||
d | min=tamanho nominal | 17 | 19 | 21 | 23 | 25 | 27 | 28 | 29 | 31 | 33 | 34 | 36 | 37 | 39 | 40 | 41 | ||
max | 17.27 | 19.33 | 21.33 | 23.33 | 25.33 | 27.33 | 28.33 | 29.33 | 31.39 | 33.62 | 34.62 | 36.62 | 37.62 | 39.62 | 40.62 | 41.62 | |||
dc | max=tamanho nominal | 30 | 34 | 37 | 39 | 44 | 50 | 50 | 50 | 56 | 60 | 60 | 66 | 66 | 72 | 72 | 72 | ||
min | 29.48 | 33.38 | 36.38 | 38.38 | 43.38 | 49.38 | 49.38 | 49.38 | 55.26 | 58.8 | 58.8 | 64.8 | 64.8 | 70.8 | 70.8 | 70.8 | |||
h | tamanho nominal | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | ||
max | 3.3 | 3.3 | 3.3 | 3.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 5.6 | 5.6 | 5.6 | 5.6 | 6.6 | 6.6 | 6.6 | |||
min | 2.7 | 2.7 | 2.7 | 2.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 4.4 | 4.4 | 4.4 | 4.4 | 5.4 | 5.4 | 5.4 | |||
per 1000 unidades ≈ kg | 11.3 | 14.7 | 17.2 | 18.3 | 32.3 | 43.7 | 42.3 | 40.9 | 53.6 | 77.4 | 75.3 | 94.3 | 92.1 | 136 | 133 | 130 | |||
Tamanho | Φ43 | Φ46 | Φ50 | Φ52 | Φ54 | Φ57 | Φ58 | Φ60 | Φ62 | Φ66 | Φ70 | Φ74 | Φ78 | Φ82 | Φ87 | Φ93 | |||
M | For Tamanho da rosca | M42 | M45 | M48 | M50 | M52 | M55 | M56 | M58 | M60 | M64 | M68 | M72 | M76 | M80 | M85 | M90 | ||
d | min=tamanho nominal | 43 | 46 | 50 | 52 | 54 | 57 | 58 | 60 | 62 | 66 | 70 | 74 | 78 | 82 | 87 | 93 | ||
max | 43.62 | 46.62 | 50.62 | 52.74 | 54.74 | 57.74 | 58.74 | 60.74 | 62.74 | 66.74 | 70.74 | 74.74 | 78.74 | 82.87 | 87.87 | 93.87 | |||
dc | max=tamanho nominal | 78 | 85 | 92 | 92 | 98 | 105 | 105 | 110 | 110 | 115 | 120 | 125 | 135 | 140 | 145 | 160 | ||
min | 76.8 | 83.6 | 90.6 | 90.6 | 96.6 | 103.6 | 103.6 | 108.6 | 108.6 | 113.6 | 118.6 | 123.4 | 133.4 | 138.4 | 143.4 | 158.4 | |||
h | tamanho nominal | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 12 | 12 | 12 | ||
max | 8 | 8 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 13.2 | 13.2 | 13.2 | |||
min | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10.8 | 10.8 | 10.8 | |||
per 1000 unidades ≈ kg | 183 | 220 | 294 | 284 | 330 | 431 | 425 | 472 | 458 | 492 | 586 | 626 | 749 | 953 | 996 | 1250 | |||
Tamanho | Φ98 | Φ104 | Φ109 | Φ114 | Φ119 | Φ124 | Φ129 | Φ134 | Φ139 | Φ144 | Φ149 | Φ155 | Φ165 | ||||||
M | For Tamanho da rosca | M95 | M100 | M105 | M110 | M115 | M120 | M125 | M130 | M135 | M140 | M145 | M150 | M160 | |||||
d | min=tamanho nominal | 98 | 104 | 109 | 114 | 119 | 124 | 129 | 134 | 139 | 144 | 149 | 155 | 165 | |||||
max | 98.87 | 104.87 | 109.87 | 114.87 | 119.87 | 125 | 130 | 135 | 140 | 145 | 150 | 156 | 166 | ||||||
dc | max=tamanho nominal | 165 | 175 | 180 | 185 | 200 | 210 | 220 | 220 | 230 | 240 | 250 | 250 | 250 | |||||
min | 163.4 | 173.4 | 178.4 | 183.15 | 198.15* | 208.15 | 218.15 | 218.15 | 228.15 | 238.15 | 248.15 | 248.15 | 248.15 | ||||||
h | tamanho nominal | 12 | 14 | 14 | 14 | 14 | 16 | 16 | 16 | 16 | 18 | 18 | 18 | 18 | |||||
max | 13.2 | 15.2 | 15.2 | 15.2 | 15.2 | 17.2 | 17.2 | 17.2 | 17.2 | 19.2 | 19.2 | 19.2 | 19.2 | ||||||
min | 10.8 | 12.8 | 12.8 | 12.8 | 12.8 | 14.8 | 14.8 | 14.8 | 14.8 | 16.8 | 16.8 | 16.8 | 16.8 | ||||||
per 1000 unidades ≈ kg | 1300 | 1710 | 1770 | 1830 | 2230 | 2830 | 3130 | 3000 | 3310 | 4090 | 4470 | 4270 | 3910 |
Diâmetro nominal d | - | - | - | #6 | #8 | #10 | 3/16 | #12 | 1/4 | 1/4 | 5/16 | 5/16 | 3/8 | 3/8 | 7/16 | ||||
d | tamanho nominal | - | - | - | 0.138 | 0.164 | 0.19 | 0.1875 | 0.216 | 0.25 | 0.25 | 0.3125 | 0.3125 | 0.375 | 0.375 | 0.438 | |||
Series | - | - | - | - | - | - | - | - | N | W | N | W | N | W | N | ||||
d1 | tamanho nominal | 0.078 | 0.094 | 0.125 | 0.156 | 0.188 | 0.219 | 0.25 | 0.25 | 0.281 | 0.312 | 0.344 | 0.375 | 0.406 | 0.438 | 0.469 | |||
max | 0.078 | 0.094 | 0.133 | 0.164 | 0.196 | 0.227 | 0.265 | 0.265 | 0.296 | 0.327 | 0.359 | 0.39 | 0.421 | 0.453 | 0.484 | ||||
min | 0.073 | 0.089 | 0.12 | 0.151 | 0.183 | 0.214 | 0.245 | 0.245 | 0.276 | 0.307 | 0.339 | 0.37 | 0.401 | 0.433 | 0.464 | ||||
dc | tamanho nominal | 0.188 | 0.25 | 0.312 | 0.375 | 0.438 | 0.5 | 0.562 | 0.562 | 0.625 | 0.734* | 0.688 | 0.875 | 0.812 | 1 | 0.922 | |||
max | 0.188 | 0.25 | 0.32 | 0.39 | 0.453 | 0.515 | 0.577 | 0.577 | 0.64 | 0.749 | 0.703 | 0.905 | 0.827 | 1.03 | 0.937 | ||||
min | 0.183 | 0.245 | 0.307 | 0.37 | 0.433 | 0.495 | 0.557 | 0.557 | 0.62 | 0.727 | 0.681 | 0.868 | 0.805 | 0.993 | 0.915 | ||||
h | tamanho nominal | 0.02 | 0.02 | 0.032 | 0.049 | 0.049 | 0.049 | 0.049 | 0.065 | 0.065 | 0.065 | 0.065 | 0.083 | 0.065 | 0.083 | 0.065 | |||
max | 0.025 | 0.025 | 0.04 | 0.065 | 0.065 | 0.065 | 0.065 | 0.08 | 0.08 | 0.08 | 0.08 | 0.104 | 0.08 | 0.104 | 0.08 | ||||
min | 0.016 | 0.016 | 0.025 | 0.036 | 0.036 | 0.036 | 0.036 | 0.051 | 0.051 | 0.051 | 0.051 | 0.064 | 0.051 | 0.064 | 0.051 | ||||
Diâmetro nominal d | 7/16 | 1/2 | 1/2 | 9/16 | 9/16 | 5/8 | 5/8 | 3/4 | 3/4 | 7/8 | 7/8 | 1 | 1 | 1-1/8 | 1-1/8 | ||||
d | tamanho nominal | 0.4375 | 0.5 | 0.5 | 0.5625 | 0.5625 | 0.625 | 0.625 | 0.75 | 0.75 | 0.875 | 0.875 | 1 | 1 | 1.125 | 1.125 | |||
Series | W | N | W | N | W | N | W | N | W | N | W | N | W | N | W | ||||
d1 | tamanho nominal | 0.5 | 0.531 | 0.562 | 0.594 | 0.625 | 0.656 | 0.688 | 0.812 | 0.812 | 0.938 | 0.938 | 1.062 | 1.062 | 1.25 | 1.25 | |||
max | 0.515 | 0.546 | 0.577 | 0.609 | 0.64 | 0.686 | 0.718 | 0.842 | 0.842 | 0.968 | 0.968 | 1.092 | 1.092 | 1.28 | 1.28 | ||||
min | 0.495 | 0.526 | 0.557 | 0.589 | 0.62 | 0.649 | 0.681 | 0.805 | 0.805 | 0.931 | 0.931 | 1.055 | 1.055 | 1.243 | 1.243 | ||||
dc | tamanho nominal | 1.25 | 1.062 | 1.375 | 1.156 | 1.469 | 1.312 | 1.75 | 1.469 | 2 | 1.75 | 2.25 | 2 | 2.5 | 2.25 | 2.75 | |||
max | 1.28 | 1.092 | 1.405 | 1.186 | 1.499 | 1.342 | 1.78 | 1.499 | 2.03 | 1.78 | 2.28 | 2.03 | 2.53 | 2.28 | 2.78 | ||||
min | 1.243 | 1.055 | 1.368 | 1.149 | 1.462 | 1.305 | 1.743 | 1.462 | 1.993 | 1.743 | 2.243 | 1.993 | 2.493 | 2.243 | 2.743 | ||||
h | tamanho nominal | 0.083 | 0.095 | 0.109 | 0.095 | 0.109 | 0.095 | 0.134 | 0.134 | 0.148 | 0.134 | 0.165 | 0.134 | 0.165 | 0.134 | 0.165 | |||
max | 0.104 | 0.121 | 0.132 | 0.121 | 0.132 | 0.121 | 0.16 | 0.16 | 0.177 | 0.16 | 0.192 | 0.16 | 0.192 | 0.16 | 0.192 | ||||
min | 0.064 | 0.074 | 0.086 | 0.074 | 0.086 | 0.074 | 0.108 | 0.108 | 0.122 | 0.108 | 0.136 | 0.108 | 0.136 | 0.108 | 0.136 | ||||
Diâmetro nominal d | 1-1/4 | 1-1/4 | 1-3/8 | 1-3/8 | 1-1/2 | 1-1/2 | 1-5/8 | 1-3/4 | 1-7/8 | 2 | 2-1/4 | 2-1/2 | 2-3/4 | 3 | |||||
d | tamanho nominal | 1.25 | 1.25 | 1.375 | 1.375 | 1.5 | 1.5 | 1.625 | 1.75 | 1.875 | 2 | 2.25 | 2.5 | 2.75 | 3 | ||||
Series | N | W | N | W | N | W | - | - | - | - | - | - | - | - | |||||
d1 | tamanho nominal | 1.375 | 1.375 | 1.5 | 1.5 | 1.625 | 1.625 | 1.75 | 1.875 | 2 | 2.125 | 2.375 | 2.625 | 2.875 | 3.125 | ||||
max | 1.405 | 1.405 | 1.53 | 1.545 | 1.655 | 1.67 | 1.795 | 1.92 | 2.045 | 2.17 | 2.42 | 2.67 | 2.94 | 3.19 | |||||
min | 1.368 | 1.368 | 1.493 | 1.49 | 1.618 | 1.615 | 1.74 | 1.865 | 1.99 | 2.115 | 2.365 | 2.615 | 2.865 | 3.115 | |||||
dc | tamanho nominal | 2.5 | 3 | 2.75 | 3.25 | 3 | 3.5 | 3.75 | 4 | 4.25 | 4.5 | 4.75 | 5 | 5.25 | 5.5 | ||||
max | 2.53 | 3.03 | 2.78 | 3.295 | 3.03 | 3.545 | 3.795 | 4.045 | 4.295 | 4.545 | 4.795 | 5.045 | 5.315 | 5.565 | |||||
min | 2.493 | 2.993 | 2.743 | 3.24 | 2.993 | 3.49 | 3.74 | 3.99 | 4.24 | 4.49 | 4.74 | 4.99 | 5.24 | 5.49 | |||||
h | tamanho nominal | 0.165 | 0.165 | 0.165 | 0.18 | 0.165 | 0.18 | 0.18 | 0.18 | 0.18 | 0.18 | 0.22 | 0.238 | 0.259 | 0.284 | ||||
max | 0.192 | 0.192 | 0.192 | 0.213 | 0.192 | 0.213 | 0.213 | 0.213 | 0.213 | 0.213 | 0.248 | 0.28 | 0.31 | 0.327 | |||||
min | 0.136 | 0.136 | 0.136 | 0.153 | 0.136 | 0.153 | 0.153 | 0.153 | 0.153 | 0.153 | 0.193 | 0.21 | 0.228 | 0.249 |