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Click Specification

Unit:inch

Precision Hexagon Slotted Nuts - B.S.W. & B.S.F. Threads

BS 1083 - 1965

Display drawing:

英标BS 1083 - 1965 BS1083 1083BS Precision Hexagon Slotted Nuts - B.S.W. & B.S.F. Threads
Screw Thread
d
1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4
PP BSW
BSF
k max
min
w max
min
n ① max
min
t Approx.
s max
min
dw max
min
e max
20 18 16 14 12 12 11 10
26 22 20 18 16 16 14 12
0.260 0.280 0.312 0.375 0.437 0.500 0.562 0.687
0.250 0.270 0.302 0.365 0.427 0.490 0.552 0.677
0.170 0.190 0.222 0.235 0.297 0.313 0.375 0.453
0.160 0.180 0.212 0.225 0.287 0.303 0.365 0.443
0.100 0.100 0.100 0.135 0.135 0.175 0.175 0.218
0.090 0.090 0.090 0.125 0.125 0.165 0.165 0.208
0.090 0.090 0.090 0.140 0.140 0.187 0.187 0.234
0.445 0.525 0.600 0.710 0.820 0.920 1.010 1.200
0.438 0.518 0.592 0.702 0.812 0.912 1.000 1.190
0.428 0.508 0.582 0.690 0.800 0.900 0.985 1.175
0.418 0.498 0.572 0.680 0.790 0.890 0.975 1.165
0.51 0.61 0.69 0.82 0.95 1.06 1.17 1.39
Screw Thread
d
7/8 1 1-1/8 1-1/4 1-3/8 1-1/2 1-3/4 2
PP BSW
BSF
k max
min
w max
min
n ① max
min
t Approx.
s max
min
dw max
min
e max
9 8 7 7 - 6 5 4.5
11 10 9 9 8 8 7 7
0.750 0.875 1.000 1.125 1.250 1.375 1.625 1.750
0.740 0.865 0.990 1.105 1.230 1.355 1.605 1.730
0.516 0.595 0.720 0.797 0.922 1.047 1.250 1.282
0.506 0.585 0.710 0.777 0.902 1.027 1.230 1.262
0.218 0.260 0.260 0.300 0.300 0.300 0.343 0.426
0.208 0.250 0.250 0.290 0.290 0.290 0.333 0.416
0.234 0.280 0.280 0.328 0.328 0.328 0.375 0.468
1.300 1.480 1.670 1.860 2.050 2.220 2.580 2.760
1.288 1.468 1.640 1.815 2.005 2.175 2.520 2.700
1.273 1.453 1.620 1.795 1.985 2.155 2.495 2.675
1.263 1.443 1.610 1.785 1.975 2.145 2.485 2.665
1.50 1.71 1.93 2.15 2.37 2.56 2.98 3.19
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