Air transport engineering
Marking
Aircraft components
Fasteners
Manufacturers part numbers
Design
Legibility
Identification methods
Link: BS EN 4833:2018 Aerospace series. Pipe coupling 24{$permalink}D Cone up to 35 000 kPa (5 080 psi) Ring-locked fitting. Flareless End. Inch Series. Extra Fine Thread Pitch
Source: BSI Standards
