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BS 450 - 1958

Slotted Mushroom Head Screws with B.S.W. & B.S.F. Threads [Table 8]

BS 450 - 1958 英制开槽大扁头螺钉 - B.S.W. & B.S.F. 螺纹 [Table 8]

See all versions and complete specifications: Slotted Mushroom Head Screws with B.S.W. & B.S.F. Threads [Table 8] — Full Specification Page

Dimensional Specifications — BS 450 - 1958 (mm)

Size	P	e	r	k_max	k_min	s_max	s_min	ds_max	ds_min	k_nominal	ds_nominal
1/4	0.3750	0.031	0.112	0.787	0.215	16	20	0.094	0.081	0.823	0.191
1/8	0.1875	0.015	0.061	0.425	0.118	24	32	0.060	0.050	0.448	0.103
3/16	0.3125	0.031	0.096	0.666	0.183	18	22	0.084	0.072	0.698	0.162

Related Standards

GB 947 - 1988— Slotted Large Raised Cheese Head Screws JIS B 1101 (JA6) - 2017— Slotted Truss Head Screws - Table JA.6 JIS B 1101 (AAT4) - 1996— Slotted Truss Head Screws [Annex Attached Table 4]JIS B 1119 (1R) - 1986— Spectacle Frames - Slotted Round Head Screws ASME/ANSI B 18.6.3 - 2010— Slotted Truss Head Machine Screws NF F 03-005 (CR) - 1983— Railway Rolling Stock Grade A Notched Dome Head Machine Screws AS /NZS 1427 - 1996— ISO Metric Slotted Mushroom Head Screws [Table 5]CNS 9672 - 1988— Slotted Mushroom Head Machine Screws

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