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This product is regulated by the following standards:

DIN EN ISO 4027 (Equivalent standards: BS EN ISO 4027, ISO 4027, UNI EN ISO 4027) DIN 914 UNI 5927 NF E27-181

Technical data

Standard DIN EN ISO 4027

Equivalent standards:
  • BS EN ISO 4027
  • ISO 4027
  • UNI EN ISO 4027

Hexagon socket set screws with cone point

This international standard (DIN EN ISO 4027) specifies the characteristics of hexagon socket set screws with cone point and threads from M1,6 up to and including M24 and of product grade A. The cone point set screws are used for permanent location of the parts. Deep penetration gives highest axial and torsional holding power.

The main materials used for the production of set screws are: AISI 420 (48-52 HRC) top mechanical properties and corrosion resistance; 45 H (14.9) standard and heavy-duty applications; 33H (12.9) 22H (8.8) used in applications where moderate stress is requested, large diameters; 21H STAINLESS STEEL A2-A4 excellent corrosion strength and heat resistance; 14H (4.6) for applications where moderate stress is required, threaded pins.

Dimensions in mm - source DIN EN ISO 4027

Publication date: 05 - 2004
d thread size P d1 max
s nom
e min
t min (depending on l)
M 1.6 0.35 0.4 0.7 0.809 0.7÷1.5
M 2
0.4  0.5
0.9
 1.011 0.8÷1.7
M 2.5
0.45  0.65
1.3
 1.454 1.2÷2
M 3
0.5  0.75
1.5
 1.733 1.2÷2
M 4
0.7  1
2
 2.303 1.5÷2.5
M 5
0.8  1.25
2.5
 2.873 2÷3
M 6
1  1.5
3
 3.443 2÷3.5
M 8
1.25  2
4
 4.583 3÷5
M 10
1.5  2.5
5
 5.723 4÷6
M 12
1.75  3
6
 6.863 4.8÷8
M 16
2  4
8
 9.149 6.4÷10
M 20 2.5  5  10  11.429  8÷12
M 24 3  6  12  13.716  10÷15

DIN 4027 - Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths

d thread size M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M16 M20 M24
nominal length l                          
2 0.021 0.029                      
2.5 0.025 0.037 0.063                    
3 0.029 0.044 0.075 0.09                  
4 0.037 0.059 0.1 0.13 0.18                
5 0.046 0.074 0.125 0.17 0.26 0.37              
6 0.054 0.089 0.15 0.21 0.34 0.49 0.69            
8 0.07 0.119 0.199 0.29 0.5 0.73 1.04 1.72          
10   0.148 0.249 0.37 0.66 0.97 1.39 2.35 3.41        
12     0.299 0.45 0.82 1.21 1.74 2.98 4.42 6.1      
16       0.61 1.14 1.69 2.44 4.24 6.43 8.9 14.9    
20         1.46 2.17 3.14 5.5 8.44 11.7 20.1 30.4  
25           2.77 4.02 7.08 10.9 15.3 26.6 40.7 54.2
30             4.89 8.65 13.5 18.8 33.1 51 68.7
35               10.2 16 22.3 39.6 61.3 83.2
40               11.8 18.5 25.8 46.1 71.6 97.7
45                 21 29.3 52.6 81.9 112
50                 23.5 32.8 59.1 92.2 127
55                   36.3 65.6 103 141
60                   39.8 72.2 113 156

Standard DIN 914

Hexagon socket set screws with cone point

Dimensions in mm - source DIN 914 Withdrawn

Publication Date 12 - 1980
d thread size P
s nom
e min d1
t (depending on l)
M 1.4 0.3 0.7 0.803 - 0.6÷1.4
M 1.6 0.35 0.7 0.803 - 0.7÷1.5
M 1.8 0.35 0.7  0.803 - 0.8÷1.6
M 2
0.4
0.9
 1.003 0÷0.3 0.8÷1.7
M 2.5
0.45
1.3
 1.427 0÷0.3 1.2÷2
M 3
0.5
1.5
 1.73 0÷0.3 1.2÷2
M 4
0.7
2
 2.30 0÷0.4 1.5÷2.5
M 5
0.8
2.5
 2.87 0÷0.5 2÷3
M 6
1
3
 3.44 0.9÷1.5 2÷3.5
M 8
1.25
4
 4.58 1.4÷2 3÷5
M 10
1.5
5
 5.72 1.9÷2.5 4÷6
M 12
1.75
6
 6.86 2.4÷3 4.8÷8
M 14 2 6 6.86 3.25÷4 5.6÷9
M 16
2
8
 9.15 3.25÷4 6.4÷10
M 18 2.5 10 11.43 4.25÷5 7.2÷11
M 20 2.5  10  11.43 4.25÷5 8 ÷12
M 22 2.5 12 13.72 5.25÷6 9÷13.5
M 24 3  12  13.72 5.25÷6  10÷15

DIN 914 - Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths

d thread size M1.4 M1.6 M1.8 M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24
nominal length l                                    
2                                    
2.5 0.018 0.023  0.030                              
3  0.022  0.029  0.036  0.044                            
4  0.029  0.037  0.048  0.059 0.1  0.13                        
5  0.036  0.046  0.06  0.074  0.125  0.17 0.26                      
6 0.049  0.056  0.072  0.089  0.15  0.21  0.34  0.49                    
8        0.119  0.199  0.30  0.49  0.73 1.04                  
10        0.148  0.249  0.39  0.64  0.97  1.39 2.35                
12            0.48  0.79  1.21  1.74  2.98 4.42              
16            0.66  1.09  1.69  2.44  4.24  6.42  8.9            
20            0.84  1.39 2.17  3.14  5.5  8.4  11.7   20.1        
25               2.77  4.02  7.09  10.8  15.3   26.6   40.7    
30                  4.9  8.68  13.3  18.9   33.2   51   68.7
35                  5.78  10.3  15.8  22.5   39.7   61.3   83.2
40                    11.9  18.3  26.1   46.3   71.6   98.2
45                               81.9   113
50                               92.2   128
55                                   143
60                                   158

Standard UNI 5927

Hexagon socket set screws with cone point.

Dimensions in mm - source UNI 5927 Withdrawn

Publication Date 07/1985

d thread size P
s nom
d1 max
t min
M 1.6 0.35 0.7 0.16 0.7
M 2
0.4
0.9
0.2 0.8
M 2.5
0.45
1.3
0.25 1.2
M 3
0.5
1.5
0.3 1.2
M 4
0.7
2
0.4 1.5
M 5
0.8
2.5
0.5 2
M 6
1
3
1.5 2
M 8
1.25
4
2 3
M 10
1.5
5
2.5 4
M 12
1.75
6
3 4.8
M 14 2 6 4 5.6
M 16
2
8
4 6.4
M 18 2.5 10 5 7.2
M 20 2.5  10 5 8
M 22 2.5 12 6 9
M 24 3  12 6 10

Standard NF E27-181

Hexagon Socket set screws with cone point

This standard gives the main characteristics of hexagon socket set screws with cone end, fully threaded, in class 33 H and 45 H steel, class A2 70 stainless steel or non-ferrous metal. It does not apply to set screws with a different form of drive.

Dimensions in mm - source NF E27-181 Withdrawn

Publication Date: 11/1980

d thread size P
s nom
d1 max
t min
M 1.6 0.35 0.7 0.16 0.7
M 2
0.4
0.9
0.2 0.8
M 2.5
0.45
1.3
0.25 1.2
M 3
0.5
1.5
0.3 1.2
M 4
0.7
2
0.4 1.5
M 5
0.8
2.5
0.5 2
M 6
1
3
1.5 2
M 8
1.25
4
2 3
M 10
1.5
5
2.5 4
M 12
1.75
6
3 4.8
M 16
2
8
4 6.4
M 20 2.5  10 5 8
M 24 3  12 6 10

Full list of Suppliers of Socket set screws with cone point

China

Founded in 2001, KOJO Fastening is a manufacturer and supplier specializing in screw fasteners and precision CNC machined parts.

We export screws, nuts, precision turned parts, and other products to customers worldwide. The KOJO Fastening team, with deep industry expertise, advanced processing equipment, technological refinement, a pursuit of excellent quality, and a customer-first vision, has made us the preferred supplier for an increasing number of international clients.

Italy

Manufacturer of high quality threaded set screws

China

Manufacturer and supplier of machine screws, tapping screws, set screws in stainless steel

Germany

Worldwide manufacturer of special fasteners and automatic assembly machines, wholesaler and supplier of fasteners in steel, stainless steel, brass and plastic.

The assortment includes more than 100,000 items: DIN and standard items, threaded inserts, Normteile, Gewindeeinsätze, fast fixings, adhesives and custom-special parts both in steel and plastic.

Germany

Manufacturer of standard and special set screws from M1.6 to M42, turned fasteners and cold forged parts. Supplier of thread locking coatings, sealings and surface treatments.

Germany

TÜV-certified manufacturer in compliance with AD-Merkblatt WO/TRD100, DIN EN ISO 9002. Quality assurance Certificate following the norm 97/23/EG. We stand for highest quality, customer satisfaction and short-term delivery.  Stud screws (DIN 938, DIN 939, DIN 835, DIN 940), threaded elements, threaded bolts (DIN 976A und B), threaded pins (DIN 976-1), headless screws (DIN 551, DIN 553, DIN 427, DIN 417), tie bars, drop-in anchors, weld pins and butt welding ends, inches and fine pitch threads (UNC, Whitworth), special parts.

Germany

Manufacturer of threaded plugs, set screws, turned fasteners and special screws as per drawing

Germany

Manufacturer of standard and special set screws from M1.6 to M42, turned fasteners and cold forged parts. Supplier of thread locking coatings, sealings and surface treatments.

India

Manufacturer of socket head screws, shoulder screws and dowel pins ranging from 4mm to 40mm diameter and lengths up to 400 mm in various grades (4.6, 5.6, 8.8, 10.9, 12.9, and 14.9).

Taiwan

Manufacturer specialized in set screws with socket and slot. Inches and metric sizes

 

Estonia

Products in different product groups: Cleaning, Lubrication, Surface Treatment, Glues, Tapes, Electrical and Additives.

China

Manufacturer of set screws in steel, stainless steel, brass and alloys.

Torx set screws, socket set screws ball point, knurled cup point, cone point, dog point.

Italy

Manufacturer and distributor of socket set screws, both forged and turned ISO 4026/4027/4028/4029 fine and coarse pitch, standard and special

Germany

Manufacturer of high pecision parts, bush, clamps, fixings

China

Global provider of fastening systems for a wide range of industries and applications: T-Nuts, Rivet nuts, Wire threaded inserts, Self clinching fasteners, DIN norm fasteners.

China

Manufacturer of Self-Clinching nuts, Self-Clinching Standoffs, Self-Clinching Studs, Panel Fastener Assemblies, Threaded Inserts.Welding nuts, Crown screw, Self-tapping screw, Flare-in panel fastener, Self-tapping threaded inserts, Blind rivets, rivet nuts,cage nuts and various type of customized special parts.

Italy

Distributor of standard and special set screws

China

Manufacturer of set screws, both standard and special

France

Manufacturer of set screws both standard and special lubricators

Taiwan

Manufacturer of socket screws inch and metric sizes, form M2 to M24

 

India

Manufacturer of socket cap screws, shoulder screws, dowel pins, set screws, pression plugs, wrench keys

 

Taiwan

Manufacturer of set screws, cage nuts, stamped nuts and clips

China

Manufacturer specialized in wing nuts, blind nuts and set screws


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