Hex Flange Nut – Fastener Weight Calculator

Calculate the exact weight of your integrated fasteners instantly. Our Hex Flange Nut Weight Calculator is designed specifically for six-sided nuts with a built-in washer face (DIN 6923 / ISO 4161 standards).

Whether for automotive assembly or sheet metal fabrication, precision matters. Flange nuts distribute clamping loads over a wider area, eliminating the need for separate washers and speeding up installation. Get accurate weight data for your bulk orders in seconds to streamline procurement.

Supported Size Range:

  • Diameters: M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, up to M24.
  • Design: Standard Flange Base (Prevents surface damage and pull-through on oversized holes).
  • Key Feature: Built-in Washer (Replaces the nut-and-washer combo for faster assembly).

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Hex Flange Nut Specification & Weight Reference (Stainless Steel 304)

Thread SizePitch (mm)Nut Height (mm)Wrench Size (mm)Single Weight (g)Weight per 1000 pcs (kg)
M30.503.505.50.7150.72
M40.704.607.01.221.22
M50.805.008.01.631.63
M61.006.0010.02.892.89
M81.258.0013.06.126.12
M101.5010.0015.010.7410.74
M121.7512.0018.018.7918.79
M162.0016.0024.043.4343.43
M202.5020.0030.084.8084.80
M243.0024.0036.0157.00157.00

Applicable Standards: DIN 6923, ISO 4161, DIN EN 1661, ANSI/ASME B 18.2.4.4M, NF E 25-406

Note: Weights shown are for Stainless Steel 304 only. Use the calculator above for other materials (Stainless Steel, Brass, Titanium, etc.) and additional specifications.

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