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NF E 27

Castle Nuts

NF E 27-414 - 1969 六角开槽螺母

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Dimensional Specifications — NF E 27 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
4	0.8	4	/	8	6	1.4	6
5	1	5.5	/	11	8	2	6
6	1.5	8	/	17	12	2.8	6
8	2.5	15	25	27	21	4.5	6
10	2.5	16	28	30	22	4.5	6
(7)

Related Standards

GB 58 - 1966— Hexagon Slotted Nuts GB 9457 - 1988— Hexagon Slotted and Castle Nuts, Style 1 - Fine Pitch Thread - Product Grades A and B GB 9458 - 1988— Hexagon Slotted and Castle Nuts, Style 2 - Fine Pitch Thread - Product Grades A and B GB 6178 - 1986— Hexagon Slotted and Castle Nuts, Style 1 - Product Grades A and B GB 6179 - 1986— Hexagon Slotted Nuts,Style 1-Product Grade C GB 6180 - 1986— Hexagon Slotted and Castle Nuts, Style 2 - Product Grade A and B DIN 935-1 - 2013— Hexagon Slotted and Castle Nuts - Part 1: Metric Coarse and Fine Pitch Thread, Product Grades A and B DIN 935-3 - 2013— Hexagon Slotted Nuts - Part 3: Metric Coarse Pitch Thread, Product Grade C

Technical Specifications & Availability

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Custom Specifications

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
4	0.8	4	/	8	6	1.4	6
5	1	5.5	/	11	8	2	6
6	1.5	8	/	17	12	2.8	6
8	2.5	15	25	27	21	4.5	6
10	2.5	16	28	30	22	4.5	6
(7)

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
4	0.8	4	/	8	6	1.4	6
5	1	5.5	/	11	8	2	6
6	1.5	8	/	17	12	2.8	6
8	2.5	15	25	27	21	4.5	6
10	2.5	16	28	30	22	4.5	6
(7)

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
4	0.8	4	/	8	6	1.4	6
5	1	5.5	/	11	8	2	6
6	1.5	8	/	17	12	2.8	6
8	2.5	15	25	27	21	4.5	6
10	2.5	16	28	30	22	4.5	6
(7)