Standard

BS EN 3381:2025

Aerospace series. Screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS2 lubricated. Classification: 1 100 MPa (at ambient temperature)/315 °C

Current

•

Published:

31 Oct 2025

1 Scope

This document specifies the characteristics of screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS₂ lubricated.

Classification: 1 100 MPa1/315 °C.2

Product Details

Descriptors

Screws (bolts)

Anodizing

Roughness (surface)

Marking

External-thread fasteners

Lubrication

Threads

Fasteners

Designations

Sulfides

Length

Aircraft components

Threaded fasteners

Recessed-head fasteners

Dimensions

Molybdenum inorganic compounds

Diameter

Titanium alloys

Cruciform-head fasteners

ICS Codes

49.030.20 Bolts, screws, studs

Committee

ACE/12

International relationships

Identical to:

EN 3381

ISBN

978 0 539 27684 8

Publisher

BSI