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GB /T 9074.20 - 1988

Cross Recessed Hexagon Head Tapping Screw with Indentation and Plain Washer Assemblies

GB /T 9074.20 - 1988 十字槽凹穴六角头自攻螺钉和平垫组合

See all versions and complete specifications: Cross Recessed Hexagon Head Tapping Screw with Indentation and Plain Washer Assemblies — Full Specification Page

Dimensional Specifications — GB /T 9074.20 - 1988 (mm)

Size	P	s_max
ST2.9	1	8
ST3.5	1	10
ST4.2	1.6	14
ST4.8	1.6	14

Related Standards

GB /T 9074.20 - 2004— Cross Recessed Hexagon Head Tapping Screw with Indentation and Washer Assemblies with Plain Washers 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— Hexagon Head Tapping Screw with Plain Washers ISO 10510 (S1) - 1999

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