BS EN 6139:2020

This standard BS EN 6139:2020 Aerospace series. Cap, protective, non-metallic, for EN 6123 fitting ends is classified in these ICS categories:

• 25.220.20 Surface treatment
• 49.025.10 Steels
• 49.025.01 Materials for aerospace construction in general
• 49.060 Aerospace electric equipment and systems
• 49.025.40 Rubber and plastics

This document specifies the dimensions, tolerances and required characteristics of protective caps, non?metallic, for EN 6123 fitting ends to seal fluid ports during transportation and storage in order to prevent

1. contamination by moisture, fluids, chemicals and particles,

2. spillage inside package or aircraft section,

3. port and pipe end damages and

4. port and pipe clogging due to plug ingestion.

Because of the cleanliness requirements, parts shall only be used once.