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This product is regulated by the following standards:

DIN EN ISO 8744 (Equivalent standards: NF EN ISO 8744, UNI EN ISO 8744) DIN 1471

Technical data

Standard DIN EN ISO 8744

Equivalent standards:
  • NF EN ISO 8744
  • UNI EN ISO 8744

Full-length taper grooved pins

 

made of steel or austenitic stainless steel which have three equally spaced grooves impressed longitudinally on their exterior surface, with nominal diameter, d, from 1,5 mm to 25 mm inclusive. The displaced material to each side of the grooves forming an exapnded diameter, d1, which is larger than the nominal diameter d, will cause a non-positive locking fit when these grooved pins are forced into a drilled hole equal to the nominal diameter d.

Dimensions in  mm -  source DIN EN ISO 8744

Publication date: 03/1998  - Supersedes DIN EN 28744: 10/1992 edition
d nom
1.5 2 2.5 3 4 5 6 8 10 12 16 20 25
a 0.2 0.25 0.3 0.4 0.5 0.63 0.8 1 1.2 1.6 2 2.5 3

DIN 8744 - Expanded diameter 'd1' - commercial items

d nom
1.5
2
2.5
3
4
5
6
8
10
12
16
20
25
nominal length l                          
8

1.63

2.15 2.7 3.25 4.3 5.3              
10 3.3 6.3            
12 1.6 4.35 8.35          
14 5.35 6.35 10.4 12.4      
16      
18 2.65 3.25 8.4      
20      
22   4.3 5.3 10.45 12.45      
24   16.55    
26   3.2 16.6 20.6 25.6
28  
30  
32       6.3 8.35
35      
40       4.25
45         5.25 10.4 12.4
50        
55         6.25 16.55
60         8.3
65             10.35
70             12.3
75            
80            
85               8.25
90              
95               16.5
100              
120                 10.3

 

Standard DIN 1471

Full-length taper grooved pins

Dimensions in  mm -  source DIN 1471 Withdrawn

Publication date: 11-1978

d nom
1.5 2 2.5 3 4 5 6 8 10 12 16 20 25
a 0.2 0.25 0.3 0.4 0.5 0.63 0.8 1 1.2 1.6 2 2.5 3

Full list of Suppliers of Grooved pins, full length taper grooved

Germany

Lederer is one of the most specialized European supplier of stainless steel fasteners, normed and standardized items, special parts by drawing and C-parts management.

More than 25,000 different articles directly from stock: screws, pins, nuts, rings, washers, made from stainless steel; standard and designed parts; DIN, EN, ISO, L(ederer) and other standards; special parts and special materials.

Image1877_20955.png Image1877_20954.png Image1877_20953.png Image1877_20952.png Image1877_22310.png
Italy

Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.

The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.

Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.

Italy

Manufacturing and distribution of self tapping bushings,  WTI helical inserts, grooved pins, grooved nails, expansion rivets and nails with grooves Kerpin®, trilobular threaded inserts, self clinching studs, standard and customized fasteners.

China

Manufacturer of spring pins, cotter pins and circlips

Afghanistan

Manufacturer of spring pins, dowel and taper pins, grooved pins and angle joints 

France

Manufacturer of pins and parallel keys

China

Manufacturer of grooved pins and special fasteners

France

Manufacturr of grooved pins, parallel pins, self tapping bushings

Sweden

Manufacturer of pins, spring pins, grooved pins, clevis pins, keys.

India

Manufacturer of parallel, taper, grooved and clevis pins

Afghanistan

Importer and distributor of dowel, taper, grooved and special pins

China

Manufacturer of taper pins, cylindrical pins and grooved pins


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