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SJ 2840 - 1987

SJ 2840 - 1987 十字槽六角头自攻钉和平垫圈组合

See all versions and complete specifications: Hexagon Head Tapping Screw with Plain Washers — Full Specification Page

Dimensional Specifications — SJ 2840 - 1987 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
ST5	1.81	6.2	3	4.15	3.85	10	9.8	6	3.6	11.05	1.81
ST4.0	1.59	4.8	2	3.65	3.35	8	7.8	4.3	3.2	8.87	1.59

Related Standards

GB /T 9074.20 - 2004— Cross Recessed Hexagon Head Tapping Screw with Indentation and Washer Assemblies with Plain Washers GB /T 9074.20 - 1988— Cross Recessed Hexagon Head Tapping Screw with Indentation and Plain Washer Assemblies GB 9074.21 - 1988— Cross Recessed Hexagon Head Tapping Screw with Indentation and Large Plain Washer Assemblies GB 9074.22 - 1988— Hexagon Head Tapping Screw and Plain Washer Assemblies GB 9074.23 - 1988— Hexagon Head Tapping Screw and Plain Washer Assemblies GB /T 9074.18 (S1) - 2017— Hexagon Head Tapping Screws and Plain Washer Assemblies GB /T 9074.18 (S1) - 2002— Hexagon Head Tapping Screws and Plain Washer Assemblies ISO 10510 (S1) - 2011

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