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Homepage>BS A 401-420:2015 Specification for screws, pan and 100° countersunk head, hexalobular drive recess (unified threads below ¼ inch) in various materials

BS A 401-420:2015

Specification for screws, pan and 100° countersunk head, hexalobular drive recess (unified threads below ¼ inch) in various materials

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Označení normy:	BS A 401-420:2015
Počet stran:	36
Vydáno:	2015-10-31
ISBN:	978 0 580 82769 3
Status:	Standard

DESCRIPTION

BS A 401-420:2015

This standard BS A 401-420:2015 Specification for screws, pan and 100° countersunk head, hexalobular drive recess (unified threads below ¼ inch) in various materials is classified in these ICS categories:

49.030.20 Bolts, screws, studs

This British Standard specifies the dimensions, materials, protective finishes and part numbers for 100° countersunk head and pan head screws with unified threads for non-structural general aerospace use.

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