Library › Hardware › Brick and concrete block sizes: US modular, UK, DIN 105 and CMU 4 to…

US queen brick

US queen brick: 193.7 × 69.8 × 69.8 mm

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

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

Dimensions

unitUS queen brick
length_mm193.7
width_mm69.8
height_mm69.8
Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

From the full sheet

Brick and concrete block sizes: US modular, UK, DIN 105 and CMU 4 to 12 in: every size, notes, mating features and sources. What size is a standard brick?

Other sizes