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26/30556290 DC | 12 Mar 2026 | BSI Knowledge
Standard
26/30556290 DC
BS EN 4178 Aerospace series - Screws, pan head, six lobe recess, coarse tolerance normal shank, medium length thread, in titanium alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 °C
Current
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Published:
12 Mar 2026
Overview
Preview
References
History
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Product Details
Descriptors
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ICS Codes
49.030.10 Screw threads
49.030.20 Bolts, screws, studs
Committee
ACE/12
International relationships
Identical to:
EN 4178
ISBN
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Publisher
BSI