DIN 934 Hexagon Nut

DIN 934 hexagon nut is one of the most widely used types of fastener hardware, used across many industrial sectors. The standard was introduced by the German Institute for Standardization (Deutsches Institut für Normung). DIN 934 fasteners are used in mechanical engineering, construction, machine tool manufacturing and other sectors of the economy due to their ability to create reliable connections with bolts and studs under significant loads.

Key features of DIN 934 nuts

• Strength: a key characteristic of nuts of this standard is high load resistance. Such nuts are predominantly made of carbon steel, which ensures a long service life and resistance to mechanical stress. The property class of the nuts depends on the ISO 898-2 standard and varies depending on the needs of a specific project. Nuts of the required property class can be selected to ensure the reliability of connections.
• Sizes: DIN 934 nuts are available in a size range from M4 to M100, which allows selecting an element for almost any task. Sizes are designated as M×P, where M is the nominal thread diameter and P is the thread pitch. For example, an M10 size nut has an outer diameter of 17 mm and an inner diameter of 10 mm.
• Materials: the base consists of carbon steels with a property class from 5 to 12; variants with anti-corrosion coating, made of stainless steel (A2, A4), brass, copper, aluminium and polyamide are also available.
• Coatings: DIN 934 nuts are often coated with a layer of zinc to prevent corrosion. Galvanizing is performed by hot-dip galvanizing or electroplating. This coating extends the service life of the nut by protecting it from corrosion. There are also stainless steel models for operation in aggressive environments.
• Shape: the hexagon shape is convenient to work with due to the ability to easily grip it with a tool and tighten it reliably. This shape has made DIN 934 nuts a common choice in construction, mechanical engineering and other industries.

Applications of DIN 934 nuts

Due to their high strength and reliability, DIN 934 nuts are used in construction, the automotive industry, furniture manufacturing, equipment installation and other areas. The ability to withstand significant loads and vibration makes them valuable in complex engineering projects.

Equivalents of DIN 934

The DIN 934 standard corresponds to a number of similar standards in effect in international practice and in Russia:

• GOST 5915;
• GOST 5927;
• ISO 4032;
• ISO 8673.

These standards govern the parameters of hexagon nuts, guarantee compatibility between manufacturers and ensure product quality.

FLOK supplies DIN 934 hexagon nuts wholesale and retail.

The DIN 934 nut is a reliable and versatile fastener that meets the requirements of international standards. High strength, a variety of sizes and coatings make this product in demand across various industrial segments.

Dimension table for DIN 934 coarse-thread hexagon nuts, in mm

d	m DIN/ISO	s DIN/ISO
M1	0.8	2.5
M1.2	1	3
M1.4	1.2	3
M1.6	1.3	3.2
M2	1.6	4
M2.5	2	5
M3	2.4	5.5
M3.5	2.8	6
M4	3.2	7
M5	4/4.7	8
M6	5/5.2	10
M7	5.5	11
M8	6.5/6.8	13
M10	8/8.4	17/16
M12	10/10.8	19/18
M14	11/12.8	22/21
M16	13/14.8	24
M18	15/15.8	27
M20	16/18	30
M22	18/19.4	32/34
M24	19/21.5	36
M27	22/23.8	41
M30	24/25.6	46
M33	26/28.7	50
M36	29/31	55
M39	31/33.4	60
M42	34	65
M45	36	70
M48	38	75
M50	38	75
M52	42	80
M56	45	85
M60	48	90
M64	51	95
M68	54	100
M72	58	105
M76	61	110
M80	64	115
M85	68	120
M90	72	130
M100	80	145
M110	88	155

Designations:

d - nominal thread diameter

m - nut height

s - width across flats

Dimension table for DIN 934 left-hand thread hexagon nuts, in mm

d	m	s
M5 LH	3.7	8
M6 LH	4.7	10
M8 LH	6.14	13
M10 LH	7.64	17
M12 LH	9.64	19
M14 LH	10.3	22
M16 LH	12.3	24
M18 LH	14.3	27
M20 LH	14.9	30
M22 LH	16.9	32
M24 LH	17.7	36
M27 LH	20.7	41
M30 LH	22.7	46

Designations:

d - nominal thread diameter

m - minimum nut height

s - width across flats