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3D Model
2D Blueprint
Hexagon Screws (UNC and UNF threads)
Product Specification
Screw Thread
1/4
Thread Size
1/4
D
0.25
PP
UNC
20
PP
UNF
28
S
Nominal
7/16
S
Max
0.438
S
Min
0.428
K
Nominal
5/32
K
Max
0.163
K
Min
0.150
E
Max
0.505
E
Min
0.488
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