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Nuts · GB/T 6180 / ISO 7036

M14 Hex Slotted Castle Nut (Type 2) Dimensions & Specifications

M14 Hex Slotted Castle Nut (Type 2) Dimensions & Specifications reference image

M14 is one of the standard coarse-thread sizes for hex slotted castle nut (type 2) under GB/T 6180 / ISO 7036. The sections below reproduce the dimensional row, list the matching tools and hole sizes, and summarize where this size is normally specified.

M14 Dimensional Row (GB/T 6180 / ISO 7036)

SizePitch (mm)Width across flats s (mm)Width across corners e (mm)Total height m (mm)Slot width (mm)Reference standard
M142.021.023.3617.84.0ISO 7036 / GB/T 6180

Spanner & Drive for M14 Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050)

Drive geometry for M14 Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050) is given by the row above; match the tool to the listed values.

Common Applications for M14 Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050)

M14 Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050) are commonly specified for medium-duty structural joints and motor / chassis mounting.

Mating Parts for M14

Pair M14 with the matching M14 bolt or screw, plus a M14 flat washer where required to distribute load on softer materials.

Technical Drawing

Customize the parameters below — every spec field is editable, and the drawing redraws to match the values you choose. Changing the size will snap the other fields to that size's standard values; you can then override any individual value.

Sends the selected values to the quote form below.

Request a Quote

Adjust the parameters in the drawing above and click "Request this configuration" to send the exact specification straight to this form.

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Specification
Business Information

Dimensions & Specifications (GB/T 6180 / ISO 7036)

SizePitch (mm)Width across flats s (mm)Width across corners e (mm)Total height m (mm)Slot width (mm)Reference standard
M30.55.56.014.01.2ISO 7036 / GB/T 6180
M40.77.07.665.01.5ISO 7036 / GB/T 6180
M50.88.08.796.71.8ISO 7036 / GB/T 6180
M61.010.011.057.72.0ISO 7036 / GB/T 6180
M81.2513.014.389.82.5ISO 7036 / GB/T 6180
M101.516.017.7712.42.8ISO 7036 / GB/T 6180
M121.7518.020.0315.83.5ISO 7036 / GB/T 6180
M142.021.023.3617.84.0ISO 7036 / GB/T 6180
M162.024.026.7520.84.5ISO 7036 / GB/T 6180
M182.527.030.1422.54.5ISO 7036 / GB/T 6180
M202.530.033.5324.05.5ISO 7036 / GB/T 6180
M243.036.039.9829.56.0ISO 7036 / GB/T 6180
M303.546.050.8536.07.0ISO 7036 / GB/T 6180
M364.055.060.7943.08.0ISO 7036 / GB/T 6180

Frequently Asked Questions

What is the height of an M14 nut?

The nominal height of a style-1 ISO 4032 M14 nut is in the spec table on this page. Style-2 (thick) is approximately 1.1× this height; thin (ISO 4035 / DIN 439) is approximately 0.5×.

What is the coarse-thread pitch of M14 for Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050)?

For M14 the standard coarse pitch is 2 mm — this is the value used for Hex Slotted Castle Nut (Type 2) — GB/T 6180 / ISO 7036 (Series 050).

What clearance and tapping drill suit M14?

Use a 15.5 mm clearance hole (ISO 273 medium) for through-fixing, or a 12 mm tapping drill for a coarse M14 thread.

How do I request a quotation?

Use the technical drawing on this page to pick the exact configuration, then submit it with the quote form. We respond within one business day.