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Click Specification

Unit:inch

Hexagon Socket Round Head Screws - Unified Thread

BS 2470 - 1973

Display drawing:

英标BS 2470 - 1973 BS2470 2470BS Hexagon Socket Round Head Screws - Unified Thread
Screw Thread
d
0# 1# 2# 3# 4# 5# 6# 8# 10# 1/4 5/16 3/8 1/2 5/8
dk max
min
k max
min
s Nominal Size
t min
b min
0.114 0.139 0.164 0.188 0.213 0.238 0.262 0.312 0.361 0.437 0.547 0.656 0.875 1.000
0.104 0.129 0.154 0.176 0.201 0.226 0.250 0.298 0.347 0.419 0.527 0.636 0.851 0.970
0.032 0.039 0.046 0.052 0.059 0.066 0.073 0.087 0.101 0.132 0.166 0.199 0.265 0.331
0.026 0.033 0.038 0.044 0.051 0.058 0.063 0.077 0.091 0.122 0.152 0.185 0.245 0.311
0.035 0.050 0.050 1/16 1/16 5/64 5/64 3/32 1/8 5/32 3/16 7/32 5/16 3/8
0.020 0.028 0.028 0.035 0.035 0.044 0.044 0.052 0.070 0.087 0.105 0.122 0.175 0.210
1/2 1/2 1/2 1/2 1/2 1/2 5/8 3/4 1 1 1 1-1/4 2 2
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