Click Specification

(Non-preferred) dimensions in parentheses.

Hexagon Nuts with Flange

DIN EN 1661 - 1998

Display drawing:

Download CAD Model^*

^*Models with different eras.

Screw Thread
d

M10

M12

(M14)

M16

M20

P	Pitch
c	min
d_a	min
d_a	max
d_c	max
d_w	min
e	min
m	max
m	min
m_w	min
s	max
s	min
r	max

0.8	1	1.25	1.5	1.75	2	2	2.5
1	1.1	1.2	1.5	1.8	2.1	2.4	3
5.00	6.00	8.00	10.0	12.0	14.0	16.0	20.0
5.75	6.75	8.75	10.8	13.0	15.1	17.3	21.6
11.8	14.2	17.9	21.8	26.0	29.9	34.5	42.8
9.8	12.2	15.8	19.6	23.8	27.6	31.9	39.9
8.79	11.05	14.38	17.77	20.03	23.36	26.75	32.95
5.0	6.0	8.00	10.00	12.00	14.00	16.0	20.0
4.7	5.7	7.64	9.64	11.57	13.3	15.3	18.7
2.5	3.1	4.6	5.9	6.8	7.7	8.9	10.7
8.00	10.00	13.00	16.00	18.00	21.00	24.00	30.00
7.78	9.78	12.73	15.73	17.73	20.67	23.67	29.16
0.3	0.36	0.48	0.6	0.72	0.88	0.96	1.2

①,Material:
a)Steel, Strength class 8: D≤16, Type1 applicable to the mechanical property ; D > 16, Type2 applicable to the mechanical property. Strength class 10: Type1 applicable to the mechanical property. Strength class 12: Type2 applicable to the mechanical property. Standard EN 20898-2
b)Stainless steel, Strength class A2-70 Standard PrEN ISO 3506-2

Alternative history

DIN 6923 - 1983 DIN EN 1661 - 1998

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Material: carbon steel (plain carbon steel, medium carbon steel, alloy steel, etc.); Specifications: M6-M20; Surface treatment: galvanizing, hot galvanizing, mechanical galvanizing, Dacromet, phosphating, etc.

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material:carbon steel，copper，Stainless steel 304 ,316,aluminum;Specifications:M2-M20 , 8-32 ,1/4-20 ,10-24 etc;Nominal length:5-200mm;Surface treatment:according to customers' requirements；Zinc plated, Zinc nickel plated, Dacromet, polished, electrophoresis,ect.

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