DIN EN 1664
Prevailing torque type all-metal hexagon nuts with flange (ISO 7044: 1997, modified) English version of DIN EN 1664
English
1998
Detailed Information
This European Standard specifies the characteristics of prevailing torque type all-metal hexagon nuts with flange and threads from M5 up to M20 inclusive, in product grade A for threads up to and including M16 and product grade B for threads above M 16 and with property classes 8, 10 and 12.
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