Xem Studiomeasured geometry

Library › Everyday objects › Coins ·

US dime size

What are the dimensions of a US dime? · Modern device · basis: United States Mint coin specifications

Also called: dime diameter, dime size mm, us dime dimensions

Exact dimensions. True size, with no printing tolerance added.

length
17.91 mm
width
17.91 mm
height
1.35 mm

Notes

  • US dime: Ø17.91 mm, 1.35 mm thick, 2.268 g, edge 118 reeds.

US dime size size chart

dimensionvalue
diameter17.91 mm (0.71 in)
thickness1.35 mm
mass2.268 g
edge118 reeds

Where the files are

Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.

US MintCoin specificationswebPublisher's page; dimensions are facts

Free files

★ Free files 1 parts. Generated by Xem Studio from the standard; threads are plain cylinders at major diameter. CC BY 4.0. index.json

us-dime-discØ17.91 × 1.35 mm discSTEP · STL
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 →

Plain text: sheet.txt · JSON: /api/geometry?object=us-dime

US dime size, isometric render of a generated part
Render of us-dime-disc from the free STEP; not to scale.

Fits with

Coin sizes: US penny to dollar and euro coins (diameter × thickness), isometric render of a generated part
Coin sizes: US penny to dollar and euro coins (diameter × thickness)14 sizes★ 14 files
US penny size, isometric render of a generated part
US penny size19.05×19.05×1.52 mm★ 1 file
US nickel size, isometric render of a generated part
US nickel size21.21×21.21×1.95 mm★ 1 file
US quarter size, isometric render of a generated part
US quarter size24.26×24.26×1.75 mm★ 1 file
US half dollar size, isometric render of a generated part
US half dollar size30.61×30.61×2.15 mm★ 1 file
US dollar coin size, isometric render of a generated part
US dollar coin size26.49×26.49×2.0 mm★ 1 file

Questions

How big is a US dime?

Ø17.91 × 1.35 mm.