BS EN ISO 25197:2018 Small craft. Electrical/electronic control systems for steering, shift and throttle

Water transport engineering
Steering control devices
Electrical equipment
Extra-low voltage
Shipbuilding
Steering wheels
Installation
Boats
Electrical installations
Water transport engineering components
Design
Steering gear
Direct current

Link: BS EN ISO 25197:2018 Small craft. Electrical/electronic control systems for steering, shift and throttle
Source: BSI Standards

BS EN 4839-001:2018 Aerospace series. Arc fault circuit breakers, three-poles, temperature compensated, rated current 3 A to 25 A – 115 V a.c. 400 Hz constant frequency Technical specification

Electrical connections
Electric connectors
Aircraft components
Electric contacts
Soldered connectors
Crimped connectors

Link: BS EN 4839-001:2018 Aerospace series. Arc fault circuit breakers, three-poles, temperature compensated, rated current 3 A to 25 A – 115 V a.c. 400 Hz constant frequency Technical specification
Source: BSI Standards

BS EN 4833:2018 Aerospace series. Pipe coupling 24$0D Cone up to 35 000 kPa (5 080 psi) Ring-locked fitting. Flareless End. Inch Series. Extra Fine Thread Pitch

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