Pipe Standards Made Simple

UNC Thread & Nut Dimensions

ANSI/ASME B18.2.2 Standard Nut Dimensions


Nut Dimensions
  • Across Flats (F) Max/Min
    –
  • Across Corners (C) Max/Min
    –
  • Thickness (H) Max/Min
    –
Thread Data
  • Threads Per Inch (TPI)
    –
Weight Estimation
  • Weight per 100 Pcs
    – kg

Nut Dimension Guide

Nut Dimension Guide
F (Across Flats): Distance between parallel faces.
C (Across Corners): Distance between vertices.
H (Thickness): Overall height of the nut.
* Reference: ASME B18.2.2 Standard