RO
SR EN ISO 7040:2013
Prevailing torque type hexagon regular nuts (with non-metallic insert) -- Property classes 5, 8 and 10 (ISO 7040:2012)
ISO 7040:2012 specifies the characteristics of prevailing torque type hexagon regular nuts (with non-metallic insert) with threads from M3 up to and including M36, in product grade A for threads up to and including M16 and product grade B for threads above M16, and with property classes 5, 8 and 10.
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Status :
Withdrawn
Approval date : 3/29/2013
Withdrawal date : 12/31/2025
Number of pages : 10
ICS : 21.060.20 Nuts
Technical Committee : 59 - Screw threads, fasteners and bearings
- Replaces SR EN ISO 7040:2003
- Normative reference SR EN ISO 225:2011
- Normative reference SR EN ISO 898-2:2012
- Normative reference SR EN ISO 3269:2002
- Normative reference SR ISO 965-2:2011
- Normative reference SR EN ISO 6157-2:2004
- Normative reference SR ISO 724:1996
- Normative reference SR EN ISO 2320:2009
- Normative reference SR EN ISO 4042:2003
- Normative reference SR EN ISO 10683:2003
- Normative reference SR EN ISO 4759-1:2003
- Normative reference SR ISO 261:2012
- Replaced by SR EN ISO 7040:2025