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>BSI Standards >49 AIRCRAFT AND SPACE VEHICLE ENGINEERING>49.030 Fasteners for aerospace construction>49.030.20 Bolts, screws, studs>26/30556293 DC BS EN 4909 Aerospace series - Screw, hexagon head, flanged, with six-lobe recess, composite, inch series
immediate downloadReleased: 2026-03-19
26/30556293 DC BS EN 4909 Aerospace series - Screw, hexagon head, flanged, with six-lobe recess, composite, inch series

26/30556293 DC

BS EN 4909 Aerospace series - Screw, hexagon head, flanged, with six-lobe recess, composite, inch series

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22.40 EUR
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22.40 EUR
Standard number:26/30556293 DC
Pages:10
Released:2026-03-19
Status:Draft for Comment
DESCRIPTION

26/30556293 DC


This standard 26/30556293 DC BS EN 4909 Aerospace series - Screw, hexagon head, flanged, with six-lobe recess, composite, inch series is classified in these ICS categories:
  • 49.030.20 Bolts, screws, studs
This document specifies the properties of a screw, hexagon head, flanged, with six-lobe recess made of composite for aerospace cabin and non-structural applications. Due to the polymer material the screws can also be used to avoid damage to varnish and coatings beneath the washer while tightening the screw.
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