Click Specification

(Non-preferred) dimensions in parentheses.

Hexagon Regular Nuts(Style 1) with Fine Pitch Thread - Product Grades A and B

ISO 8673 - 2023

Display drawing:

Download CAD Model^*

Download CAD Model

^*Models with different eras.

Thread Size
D

M8
Grade A

M10
Grade A

M12
Grade A

(M14)
Grade A

M16
Grade A

(M18)
Grade B

M20
Grade B

(M22)
Grade B

M24
Grade B

(M27)
Grade B

M30
Grade B

P	Pitch	Fine thread-1
		Fine thread-2
c	max
	min
d_a	max
	min
d_w	min
e	min
m	max
	min
m_w	min
s	max=nominal size
	min

1	1.25	1.5	1.5	1.5	2	2	2	2	2	2
/	(1)	(1.25)	/	/	(1.5)	(1.5)	(1.5)	/	/	/
0.6	0.6	0.6	0.6	0.8	0.8	0.8	0.8	0.8	0.8	0.8
0.15	0.15	0.15	0.15	0.2	0.2	0.2	0.2	0.2	0.2	0.2
8.75	10.8	12.96	15.12	17.28	19.44	21.6	23.76	25.92	29.16	32.4
8	10	12	14	16	18	20	22	24	27	30
11.63	14.63	16.63	19.64	22.49	24.85	27.7	31.35	33.25	38	42.75
14.38	17.77	20.03	23.36	26.75	29.56	32.95	37.29	39.55	45.2	50.85
6.8	8.4	10.8	12.8	14.8	15.8	18	19.4	21.5	23.8	25.6
6.44	8.04	10.37	12.1	14.1	15.1	16.9	18.1	20.2	22.5	24.3
5.15	6.43	8.3	9.68	11.28	12.08	13.52	14.48	16.16	18	19.44
13	16	18	21	24	27	30	34	36	41	46
12.73	15.73	17.73	20.67	23.67	26.16	29.16	33	35	40	45

Thread Size
D

(M33)
Grade B

M36
Grade B

(M39)
Grade B

M42
Grade B

(M45)
Grade B

M48
Grade B

(M52)
Grade B

M56
Grade B

(M60)
Grade B

M64
Grade B

P	Pitch	Fine thread-1
		Fine thread-2
c	max
	min
d_a	max
	min
d_w	min
e	min
m	max
	min
m_w	min
s	max=nominal size
	min

2	3	3	3	3	3	4	4	4	4
/	/	/	/	/	/	/	/	/	/
0.8	0.8	1	1	1	1	1	1	1	1
0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3
35.64	38.88	42.12	45.36	48.6	51.84	56.16	60.48	64.8	69.12
33	36	39	42	45	48	52	56	60	64
46.55	51.11	55.86	59.95	64.7	69.45	74.2	78.66	83.41	88.16
55.37	60.79	66.44	71.3	76.95	82.6	88.25	93.56	99.21	104.86
28.7	31	33.4	34	36	38	42	45	48	51
27.4	29.4	31.8	32.4	34.4	36.4	40.4	43.4	46.4	49.1
21.92	23.52	25.44	25.92	27.52	29.12	32.32	34.72	37.12	39.28
50	55	60	65	70	75	80	85	90	95
49	53.8	58.8	63.1	68.1	73.1	78.1	82.8	87.8	92.8

Alternative history

ISO 8673 - 1988 ISO 8673 - 1999 ISO 8673 - 2012 ISO 8673 - 2023

Suppliers

Best price if from GlobalFastener.com.

Shanghai ATM Precision Fastening Technology Co., Ltd.

Xu Hai
+86-18621311857
+86-21-59766477

Materials: 301, 302, 303, 304, 304L, 316, 316L, 316Ti, 317L, 310S, 321, 347, 1.4529, 1.4539, 1.4462, 1.4547, 1.4980, 904L, 2205, 2507, 2520, S32750, S32760, 1Cr13, 1Cr17, 2Cr13, 3Cr13, 14Cr17Ni2, 410, 416, 420, 430, 431, 440, 630, 631, 17-4PH, MP35N, 600, 601, 625, 660, 718, 750, 800, 825, 925, 926, C22, C276, A286, GH2132, GH4033, GH4080, GH4169, GH4145, 9C18Mo, 4Cr10Si2Mo, 35CrMoA, 42CrMoA, 40CrNiMoA, 25Cr2Mo1VA, SCM435, SCM440, 4130, 4140, 4145, A36, A307, A320, A325, A490, A574, F1554; stainless steel, alloy steel, titanium alloys, nickel-based alloys, high-temperature alloys, corrosion-resistant alloys, nickel-cobalt alloys, special alloys, and other special materials per customer specifications. Grades: A1-50, A2-50, A2-70, A2-80, A3-70, A4-70, A4-80, A4-90, A4-100, A5-80, B8, B8M, B8C, B8T, B6, B7, B7M, B16, C1-50, C1-70, C1-110, C3-80, C3-120, C4-70, D2-80, D2-100, D4-80, D4-100, D6-80, D6-100, D8-80, D8-100, P1-90, P1-120, F51, F53, F55, F60, 10.9, 12.9, 14.9, 15.9, 16.9; Other grades available upon request. Specifications: M3–M120, 1/4"–4". No limitation on product diameter or length; custom non-standard parts can be manufactured upon request. Surface Treatments: passivation, black oxide, phosphating, electrophoretic coating, zinc plating, nickel plating, chrome plating, cadmium plating, gold plating, silver plating, tin plating, copper plating, zinc diffusion, marine zinc, aluminum diffusion, aluminum spraying, Dacromet, Geomet, Teflon coating, zinc-nickel alloy plating, nickel-cobalt alloy plating, hot-dip galvanizing, ceramic composite coatings, molybdenum disulfide coating, tungsten disulfide coating, nano-coatings, and other surface finishes per customer requirements.

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Similar Standards

1	[ISO] ISO 8673 - 1988	Hexagon Nuts, Style 1, with Metric Fine Pitch Thread - Product Grade A and B View Suppliers
2	[ISO] ISO 8673 - 1999	Hexagon Nuts, Style 1, with Metric Fine Pitch Thread - Product Grade A and B View Suppliers
3	[ISO] ISO 8673 - 2012	Hexagon Regular Nuts (Style 1) with Metric Fine Pitch Thread - Product Grades A and B View Suppliers
4	[DIN] DIN 971 (-1) - 1987	Style 1 Hexagon Nuts with Metric Fine Pitch Thread, Property Classes 6 and 8
5	[ISO] ISO 8674 - 2012	Hexagon High Nuts (Style 2) with Metric Fine Pitch Thread - Product Grades A and B
6	[ISO] ISO 8674 - 2023	Hexagon High Nuts, Style 2, with Fine Pitch Thread - Product Grades A and B
7	[DIN EN ISO] DIN EN ISO 8674 - 2013	Hexagon High Nuts, (Style 2) with Metric Fine Pitch Thread - Product Grade A and B
8	[ISO] ISO 8674 - 1999	Hexagon Nuts, Style 2, with Metric Fine Pitch Thread - Product Grades A and B
9	[DIN] DIN 971 (-2) - 1987	Style 2 Hexagon Nuts with Metric Fine Pitch Thread, Property Classes 10 and 12
10	[EN] EN 28673 - 1991	Hexagon Nuts, Style 1, with Metric Fine Pitch Thread - Product Grades A and B
11	[DIN EN] DIN EN 28673 - 1992	Hexagon Nuts, Style 1, with Metric Fine Pitch Thread Product Grades A and B
12	[DIN EN ISO] DIN EN ISO 8673 - 2013	Hexagon Regular Nuts with (Style 1) with Metric Fine Pitch Thread-Product Grade A and B
13	[GB] GB 6176 - 1986	Hexgon Nuts, Style 2 - Fine Pitch Thread - Product Grade A and B
14	[GB] GB 6171 - 1986	Hexgon Nuts, Style 1 - Fine Pitch Thread - Product Grade A and B
15	[GB] GB /T 6171 - 2000	Hexagon Nuts,Style 1-Fine Pitch Thread
16	[GB] GB /T 6176 - 2000	Hexagon Nuts, Style 2, with Fine Pitch Thread
17	[JIS] JIS B 1181 - 2004	Hexagon Nuts, Style 2, Fine Thread [Table 4]
18	[GB] GB /T 6176 - 2016	Hexagon Nuts,Style 2-Fine Pitch Thread
19	[GB] GB /T 6171 - 2016	Hexagon Nuts, Style 1 - Fine Pitch Thread