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Click Specification

(Non-preferred) dimensions in parentheses.

Unit:inch

Unified Hexagon Ordinary Nuts - Heavy Series - Full Bearing

BS 1769 - 1951

Display drawing:

英标BS 1769 - 1951 BS1769 1769BS Unified Hexagon Ordinary Nuts - Heavy Series - Full Bearing
Screw Thread
d
1/2 5/8 3/4 7/8 1 1-1/8 1-1/4 (1-3/8) 1-1/2 1-3/4 2
PP UNC
UNF
s max
min
e max
m As forged max
min
Faced max
min
13 11 10 9 8 7 7 6 6 5 4-1/2
20 18 16 14 12 12 12 12 12 - -
0.8750 1.0625 1.2500 1.4375 1.6250 1.8125 2.0000 2.1875 2.3750 2.7500 3.1250
0.8550 1.0375 1.2250 1.4075 1.5950 1.7825 1.9550 2.1425 2.3300 2.6900 3.0650
1.01 1.23 1.44 1.66 1.88 2.09 2.31 2.53 2.74 3.18 3.61
0.52 0.647 0.774 0.901 1.028 1.155 1.282 1.409 1.536 1.790 2.044
0.480 0.603 0.726 0.849 0.972 1.095 1.218 1.341 1.464 1.710 1.956
0.504 0.631 0.758 0.885 1.012 1.139 1.251 1.378 1.505 1.759 2.013
0.464 0.587 0.710 0.833 0.956 1.079 1.187 1.310 1.433 1.679 1.925
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