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NF E 25

Screws with Six Lobes Recessed Countersunk Head - Symbol FX

NF E 25-107 - 2007 梅花槽沉头螺钉

See all versions and complete specifications: Screws with Six Lobes Recessed Countersunk Head - Symbol FX — Full Specification Page

Dimensional Specifications — NF E 25 (mm)

Size	P	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
M3	0.7	8.52	3.01	38	10.02	1.69	1.3	9.02	T20
M4	1	12.46	4.22	38	14.44	2.22	1.83	13.2	T30
M5	1.5	20.49	6.5	38	23	3.3	2.91	21.3	T50

Related Standards

GB /T 2673.2 - 2020— Hexalobular Socket High Countersunk Head Screws GB /T 2673.1 - 2018— Hexalobular Socket Countersunk Flat Head Screws GB /T 2673 - 2007— Hexalobular Lobular Socket Countersunk Head Screws GB 2673 - 1986— Hexagon Lobular Socket Countersunk Head Screws ISO 14581 - 2022— Hexalobular Socket Countersunk Flat Head Screws (common head style) with Reduced Loadability ISO 14581 - 2013— Fasteners — Hexalobular Socket Countersunk Flat Head Screws ISO 14582 - 2013— Hexalobular Socket Countersunk Head Screws, High Head Q 258— Hexagon Lobular Socket Countersunk Head Screws

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