Historical
ISO 12126:1997
Prevailing torque type all-metal hexagon nuts with flange with metric fine pitch thread - Product grades A and B
This International Standard specifies the characteristics of prevailing torque type all metal hexagon nuts with flange and metric fine pitch thread with nominal thread diameters d from 8 mm up to and including 20 mm, in product grade A for sizes d ≤ 16 mm and product grade 6 for sizes d › 16 mm, and with property classes 6,8 and 10.
If other specifications are required, they should be selected from existing International Standards, for example ISO 261, ISO 965-2, ISO 2320 and ISO 4759-1.
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International Organization for Standardization [iso]
International Organization for Standardization [iso]
