Rondelle elastiche spaccate, serie standard

Disegni dimensionali e diagrammi tecnici

1921_lj9oI2_B18.21.1-lock.jpg

Dimensioni chiave e parametri tecnici

Dimensions in inches: source ASME B18.21.1 -2009-Table 1 Regular series
Nominal washer size
A max
A min
B max
T
mean
section thickness
(t1+t)/2
W min
No.2 (0.086)
0.094 0.088 0.172 0.020 0.035
No.3 (0.099)
0.107 0.101 0.195 0.025 0.040
No.4 (0.112)
0.120 0.114 0.209 0.025 0.040
No.5 (0.125)
0.133 0.127 0.236 0.031 0.047
No.6 (0.138)
0.148 0.141 0.250 0.031 0.047
No.8 (0.164)
0.174 0.167 0.293 0.040 0.055
No.10 (0.190)
0.2 0.193 0.334 0.047 0.062
No.12 (0.216)
0.227 0.220 0.377 0.056 0.070
1/4- (0.250)
0.26 0.252 0.487 0.062 0.109
5/16- (0.3125)
0.322 0.314 0.583 0.078 0.125
3/8- (0.375)
0.385 0.377 0.680 0.094 0.141
7/16-(0.4375)
0.45 0.44 0.776 0.109 0.156
1/2- (0.5)
0.641 0.628 1.073 0.156 0.203
9/16- (0.5625)
0.574 0.564 0.965 0.141 0.188
5/8- (0.625)
0.641 0.628 1.073 0.156 0.203
11/16- (0.6875)
0.704 0.691 1.170 0.172 0.219
3/4- (0.75)
0.766 0.753 1.265 0.188 0.234
13/16-(0.8125)
0.832 0.816 1.363 0.203 0.250
7/8- (0.875)
0.894 0.878 1.459 0.219 0.266
15/16 (0.9375) 0.958 0.941 1.556 0.234 0.281
1- (1)
1.024
1.003
1.656
0.25
0.297
1-1/16 (1.0625) 1.087 1.066 1.751 0.266 0.312
1-1/8 (1.125) 1.153 1.129 1.847 0.281 0.328
1-3/16 (1.875) 1.217 1.192 1.943 0.297 0.344
1- 1/4 (1.25) 1.280 1.254 2.036 0.312 0.359
1 - 5/16 (1.3125) 1.344 1.317 2.133 0.328 0.375
1 - 3/8 (1.375) 1.408 1.379 2.219 0.344 0.391
1 - 7/16 (1.4375) 1.472 1.442 2.234 0.359 0.406
1 - 1/2 (1.5) 1.534 1.504 2.419 0.375 0.422
1 - 5/8 (1.625) 1.663 1.663 2.553 0.389 0.424
1 - 3/4 (1.75) 1.798 1.758 2.679 0.389 0.424
1 - 7/8 (1.875) 1.914 1.833 2.811 0.422 0.427
2 (2) 20.39 2.008 2.936 0.422 0.427
2 - 1/4 (2.5) 2.293 2.262 3.221 0.440 0.442
2 - 1/2 (2.5) 2.543 2.512 3.471 0.440 0.442
2 - 3/4 (2.75) 2.793 2.762 3.824 0.458 0.491
3 (3) 3.043 3.012 4.074 0.458 0.491