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Titanium Cap Nut

Titanium Cap Nuts

Titanium cap nuts feature a closed domed end that covers and protects the exposed end of a mating bolt or stud while providing a clean finished appearance. Available in standard specifications and custom configurations based on your requirements.

Material — Titanium
Grades — Grade 2 / Grade 5 (Ti-6Al-4V)
Thread — Metric Coarse / Metric Fine / UNC / UNF
Supply — Standard & Custom

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Product Overview

Titanium cap nuts are closed-end hexagonal nuts designed to cover the exposed end of a mating bolt or stud. The domed closed end helps protect exposed threads while providing a clean finished appearance. TitaniumWest supplies standard and custom titanium cap nuts in different grades, thread configurations and dimensions.

Standard products can be supplied according to applicable standards and specifications, while non-standard titanium cap nuts can be manufactured according to customer drawings, samples and technical requirements.

Dimensions & Specifications

Titanium Cap Nut Dimensional Diagram

d — Nominal Thread Diameter · P — Thread Pitch · h — Overall Nut Height · m — Hexagonal Nut Section Height · dk — Dome Diameter · s — Width Across Flats · e — Width Across Corners

DIN 1587 — Hexagon Cap Nuts, High Type | Nominal dimensions in mm
Size (d) Pitch P (mm) Overall Height h (mm) Hex Section m (mm) Dome Diameter dk (mm) Across Flats s (mm) Across Corners e (mm)
M4 0.7 8 3.2 6.5 7 7.66
M5 0.8 10 4.0 7.5 8 8.79
M6 1.0 12 5.0 9.5 10 11.05
M8 1.25 15 6.5 12.5 13 14.38
M10 1.5 18 8.0 16 17 18.90
M12 1.75 22 10.0 18 19 21.10
M14 2.0 25 11.0 21 22 24.49
M16 2.0 28 13.0 23 24 26.75
M18 2.5 32 15.0 26 27 30.14
M20 2.5 34 16.0 28 30 33.53
M22 2.5 39 18.0 33 34 37.72
M24 3.0 42 19.0 34 36 39.98
M27 3.0 47 20.0 40 41 47.30
M30 3.5 52 24.0 42 46 52.00

Dimensional requirements may vary according to the applicable standard, specification or custom drawing.

Materials, Threads & Standards

Titanium Grades

Grade 2
Grade 5 (Ti-6Al-4V)

Thread Options

Metric Coarse
Metric Fine
UNC
UNF

Standards

DIN 1587:2021-11 — Hexagon Cap Nuts, High Type

Custom Titanium Cap Nuts

Non-standard sizes, thread configurations and custom dimensions can be manufactured according to your requirements.

Custom Dimensions

Thread diameter, overall height, width across flats and other dimensions can be manufactured according to your requirements.

Thread Options

Metric coarse, metric fine, UNC and UNF thread configurations are available.

Custom Sizes

Standard and non-standard cap nut sizes can be supplied according to your application requirements.

Dome Modifications

Dome dimensions, nut height and other features can be customized according to drawings or application requirements.

Surface Finishing

Natural, polished and anodized finishes are available according to appearance and application requirements.

Drawing-Based Manufacturing

Non-standard titanium cap nuts can be manufactured according to customer drawings, samples and technical specifications.

Quality & Documentation

Material Traceability

Dimensional Inspection

Material Certificates Available

Inspection Records Available

Learn About Our Quality Control →

Need Titanium Cap Nuts?

Send us your required size, titanium grade, quantity or drawing for review.

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