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Library › Hardware › Round and oval head wood screws, inch #2–#14 (ASME B18.6.1): head…

#6 oval-head wood screw envelope

#6 oval-head wood screw envelope: cone from the Ø3.505 mm nominal body to head Ø7.09 mm (A max 0.279 in) over 2.11 mm (H ref 0.083 in), then a spherical cap across A rising to total head height 3.25 mm (O max 0.128 in); plain body, example overall length 1-1/2 in (38.1 mm, Xem's choice); no thread, slot, recess or point

Exact dimensions. True size, no tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

screw ##6
headoval
nominal body dia (in, computed)0.138
head dia A max / min0.279 / 0.244
head height H max / min (round)—
oval: side height H ref; total height O max / minside H ref 0.083; total O 0.128 / 0.105
slot width J max / min0.048 / 0.039
slot depth T max / min0.074 / 0.060
Phillips recess dia M max / min0.178 / 0.165
recess depth G max / min0.105 / 0.080
recess width N min0.030
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From the full sheet

Round and oval head wood screws, inch #2–#14 (ASME B18.6.1): head diameter, head height, slot and Phillips recess + oval-head envelope models: every size, notes, mating features and sources. What is the head diameter and height of a #8 round head or oval head wood screw?

Other sizes