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Products specifications
Item Name Ta/W Screw Fil. Hd. 4-40 x 3/16" lg
Screw Size 4-40
Screw Length 3/16
(D) Basic Screw Diameter (Max) 0.112
(A) Head Diameter (Min) 0.166
(A) Head Diameter (Max) 0.183
(H) Total Head Height (Min) 0.094
(H) Total Head Height (Max) 0.107
Material Purity Tantalum 97½% / Tungsten 2½%
(J) Slot Width (Min) 0.031
(J) Slot Width (Max) 0.039
(T) Slot Depth (Min) 0.030
(T) Slot Depth (Max) 0.038