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7/16 socket head cap screw envelope

7/16 socket head cap screw envelope: head Ø16.66 mm (A max 0.656 in) x 11.13 mm (H max 0.438 in), hex socket 3/8 in across flats x 0.213 in deep (key engagement min), plain Ø11.112 mm shank (D max), example length under the head 1.5 in (Xem's choice); no thread, top chamfer, fillet or socket cone

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

size7/16
TPI UNC / UNF14 / 20
body D max / min (in)0.4375 / 0.4294
head A max / min (in)0.656 / 0.642
head height H max / min (in)0.438 / 0.430
hex socket nominal3/8 in
key engagement T min (in)0.213
wall min (in)0.166
fillet transition dia max / min (in)0.484 / 0.465
top chamfer max (in)0.047
bottom chamfer max (in)0.015
basic thread length LT (in)1.375
D max (mm, computed)11.112
head dia x height max (mm, computed)16.66 x 11.13
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From the full sheet

Socket head cap screws, inch #0 to 1-1/2 (ASME B18.3): head, hex socket, key engagement — full size table + models #0 to 1: every size, notes, mating features and sources. What are the head diameter, head height and hex key size of a #4-40, #8-32, 1/4-20, 5/8-11 or 1 in socket head cap screw?

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