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KS B 1040 - 2012

Hexagon Head Screws and Spring Washer Assemblies

KS B 1040 - 2012 (R2022) 六角头螺栓和弹垫组合

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Dimensional Specifications — KS B 1040 - 2012 (mm)

Size	P	e	r	k_max	k_min	s_min	ds_max	ds_min	k_nominal	ds_nominal
M5	1	1.9	1.5	3.85	10	4	11.5	11.5	4.15	9.8
M6	1.5	3	2.5	6.8	17	7	17.5	18	7.2	16.75
M8	1.75	3.6	3	7.8	19	8	20.5	21	8.2	18.65

Related Standards

GB 9074.11 - 1988— Cross Recessed Hexagon Bolt with Indentation and Plain Washer Assemblies GB 9074.12 - 1988— Cross Recessed Hexagon Bolt with Indentation and Single Coil Spring Lock Washer Assemblies GB 9074.13 - 1988— Cross Recessed Hexagon Bolt with Indentation, Single Coil Lock Washer and Plain Washer Assemblies GB 9074.14 - 1988— Hexagon Head Bolt and Plain Washer Assemblies GB 9074.15 - 1988— Hexagon Head Bolts and Single Coil Spring Lock Washer Assemblies GB 9074.16 - 1988— Hexagon Head Bolt and Serrated Lock Washer External Teeth Assemblies GB /T 9074.17 - 1988— Hexagon Head Bolt, Single Coil Spring Lock Washer and Plain Washer Assemblies GB /T 1231 (assemblies) - 2024

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