prBAS EN ISO 10513:2026
Fasteners - Prevailing torque hexagon nuts - High nuts (all metal), with fine pitch thread
General information
Status:Project
Number of pages:9
Adoption method:Proglašavanje
Language:engleski
Edition:3.
Realization date:15.10.2025
Forseen date for next stage code:24.10.2025
Technical committee:BAS/TC 16, Mechanical elements
ICS:
21.060.20, Nuts
Abstract
This document specifies the characteristics of prevailing torque (all metal) hexagon high nuts, in steel and stainless steel, with metric fine pitch thread 8 mm to 39 mm, and with product grades A and B.
NOTE These nuts are designed with an overall height hmin = mmin (as specified in ISO 898-2 and ISO 8674 for style 2) plus the prevailing torque feature. hmax has been established in function of hmin; therefore, the tolerance (hmax – hmin) does not follow the ISO code system for tolerances (IT system). The wrenching height mw,min corresponds to the values specified for style 1.
If in certain cases other specifications are requested, property classes and stainless steel grades can be selected from ISO 898-2 or ISO 3506-2.
Lifecycle
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Original document and degree of correspondence
EN ISO 10513:2025, identical
ISO 10513:2025, identical
Relation to BAS standards
Work material
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