Technical data for Washers for tapping screws and washers assemblies

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This product is regulated by the following standards:

Standard DIN 6903

Washers for tapping screws and washers assemblies

Dimensions in mm - source DIN 6903
Publication date: 12-1990 Supersedes : DIN 6903 12-1972
nominal thread diameter	d1 nom=min	d2 nom=max. form A	d2 min. form A	d2 nom=max. form B	d2 min form B	h nom form A	h nom form B	≈ weight in Kg x 1000 pcs (ρ=7,85 kg/dm³)	≈ weight in Kg x 1000 pcs (ρ=7,85 kg/dm³)
ST 2.9	2.5	7	6.78	9	8.78	1	1	0.26	0.46
ST 3.5
ST 3.9
ST 4.2
ST 4.8
ST 5.5
ST 6.3
ST 8

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH,Burggrafenstraße 6, 10787 Berlin, Germany.
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Technical data for Washers for tapping screws and washers assemblies

This product is regulated by the following standards:

Standard DIN 6903

Washers for tapping screws and washers assemblies

Suppliers of Washers for tapping screws and washers assemblies

Distributors of washers

Manufacturers and exporters of any type of washers