Tab washers with long tabs require very little turning force using which they efficiently handle the torque. These washers can also be easily sealed to prevent any water loss while being operated on.
For thread diameter | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | (M14) | M16 | ||
d | max | 2.95 | 3.5 | 4.5 | 5.6 | 6.76 | 8.76 | 10.93 | 13.43 | 15.43 | 17.43 | |
min | 2.7 | 3.2 | 4.2 | 5.3 | 6.4 | 8.4 | 10.5 | 13 | 15 | 17 | ||
dc | max | 8 | 10 | 14 | 17 | 19 | 22 | 26 | 32 | 32 | 40 | |
min | 7.64 | 9.64 | 13.57 | 16.57 | 18.48 | 21.48 | 25.48 | 31.38 | 31.38 | 39.38 | ||
L | Nominal Size | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 28 | 28 | 32 | |
min | 9.71 | 11.65 | 13.65 | 15.65 | 17.65 | 19.58 | 21.58 | 27.58 | 27.58 | 31.5 | ||
max | 10.29 | 12.35 | 14.35 | 16.35 | 18.35 | 20.42 | 22.42 | 28.42 | 28.42 | 32.5 | ||
h | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1 | 1 | ||
b | 3 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 12 | 15 | ||
b1 | 6 | 7 | 9 | 11 | 12 | 16 | 19 | 21 | 25 | 32 | ||
per 1000 units ≈ kg | 0.17 | 0.25 | 0.42 | 0.74 | 0.91 | 1.27 | 1.7 | 4.8 | 5.12 | 8.21 | ||
For thread diameter | (M18) | M20 | (M22) | M24 | (M27) | M30 | M36 | M42 | M48 | |||
d | max | 19.52 | 21.52 | 23.52 | 25.52 | 28.52 | 31.62 | 37.62 | 43.62 | 50.62 | ||
min | 19 | 21 | 23 | 25 | 28 | 31 | 37 | 43 | 50 | |||
dc | max | 45 | 45 | 50 | 50 | 58 | 63 | 75 | 88 | 100 | ||
min | 44.38 | 49.38 | 49.38 | 49.38 | 57.26 | 62.26 | 74.26 | 87.13 | 99.13 | |||
L | Nominal Size | 36 | 36 | 42 | 42 | 48 | 52 | 62 | 70 | 80 | ||
min | 35.5 | 36.5 | 41.5 | 41.5 | 47.5 | 51.4 | 61.4 | 69.4 | 79.4 | |||
max | 36.5 | 36.5 | 42.5 | 42.5 | 48.5 | 52.6 | 62.6 | 70.6 | 80.6 | |||
h | 1 | 1 | 1 | 1 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | |||
b | 18 | 18 | 20 | 20 | 24 | 26 | 30 | 35 | 40 | |||
b1 | 38 | 38 | 39 | 42 | 48 | 55 | 65 | 78 | 90 | |||
per 1000 units ≈ kg | 10.93 | 11.83 | 12.61 | 12.68 | 25.81 | 31.17 | 43.81 | 60.28 | 77.9 |