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DIN 7984 M4 low-head socket cap screw envelope

DIN 7984 M4 low-head socket cap screw envelope: head Ø7 × 2.8 mm (dk max, k max), 2.5 mm hex socket 2.3 mm deep (t nominal, flat bottom), plain shank Ø4 × 16 mm under the head (example length, Xem's choice; no thread, no head edge radius, no chamfer)

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")

From the full sheet

Low-head socket cap screws: DIN 7984 M3–M20 and DIN 6912 (pilot recess) M4–M36 — head diameter and height, hex socket, thread length + head envelope models: every size, notes, mating features and sources. What are the head size, height and hex key size of a DIN 7984 or DIN 6912 low-head socket cap screw?

Other sizes

• DIN 7984 M3 low-head socket cap screw envelope
• DIN 7984 M5 low-head socket cap screw envelope
• DIN 7984 M6 low-head socket cap screw envelope
• DIN 7984 M8 low-head socket cap screw envelope
• DIN 7984 M10 low-head socket cap screw envelope
• DIN 7984 M12 low-head socket cap screw envelope