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Q 422

Large Plain Washers for Self-tapping Screws

Q 422 自攻螺钉组合用大平垫

See all versions and complete specifications: Large Plain Washers for Self-tapping Screws — Full Specification Page

Dimensional Specifications — Q 422 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
ST2.9	3.12	1	1.1	3	11	10.57	0.9
ST3.5	4.12	1.6	1.8	4	15	14.57	1.4
ST4.2	5.52	1.6	1.8	5.4	18	17.57	1.4
ST4.8	7.27	2	2.2	7.15	21	20.48	1.8

Related Standards

GB /T 97.4 (S) - 2002— Plain Washers (Small) for Combination Screw GB /T 97.4 (N) - 2002— Plain Washers (Normal) for Combination Screw GB /T 97.5 (N) - 2002— Plain Washers for Tapping Screw and Washer Assemblies - Type N GB /T 97.5 (L) - 2002— Plain Washers for Tapping Screw and Washer Assemblies - Type L GB 9074.24 - 1988— Plain Washers for Assembly GB 9074.25 - 1988— Blg Plain Washer for Assembly GB 9074.29 - 1988— Samll Washer for Tapping Screw Assembly GB 9074.30 - 1988— Blg Washer for Tapping Screws Assembly

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