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UNI 9319 Standard Dimensions for Self-locking hexagon thin nuts with non-metallic insert

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Prevailing torque hexagon nuts with all-metal elastic element not acting directly on the thread.

Dimensional Drawing and Technical Diagrams

949_iVw8Jl_uni 9319.png

Key Dimensions and Technical Parameters

Dimensions in mm - source UNI 9319

Publication date: 02/1994 Supercedes 09/1988
d e min s max k max m min ≈ weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3)
M 5 8.79 8 6.3 2.75 1.5
M 6 11.05 10 8.2 3.3 3.0
M 8 14.38 13 10.8 4.4 8.0
M 10 18.90 17 12.6 5.5 14.0
M 12 21.10 19 16 6.6 18.0
M 14 24.49 22 18 7.7 29.0
M 16 26.75 24 20.6 8.8 35.0
M 18 29.75 27 22.5 9.9 58.0
M 20 32.95 30 25.5 11 85.0
M 22 37.29 32 29.9 12.2 100.0
M 24 39.55 36 29.9 13.2 140.0
M 27 45.20 41 33.7 14.8 210.0
M 30 50.80 46 37 16.5 300.0

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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