Heavy hex nuts

Heavy hex nuts
  • Heavy hex nuts
  • Heavy hex nuts


Heavy hexagon (abbreviated to: hex) nuts are commonly used to fasten stud bolts or hexagon bolts within a pipe or flange fittings or for the fan housing of an air-cooled heat exchanger. At HBS we can supply nuts according to DIN/ISO or ASTM/ASME  in both imperial and metrics sizes. Some of the most common options:

NormUnit of Measurement (size)Note 
DIN 933 / ISO 4032MetricHeight= 0,8mm 
DIN2510 NFMetricNut with integrally washer 
ASME B18.2.2.Metric/ImperialNut with integrally washer, Height = Diameter (H=D)

*Please contact us, if you require a deviating norm for your nuts. 

All of our nuts are at least EN 10204-3.1. certified and are stamped with the logo of the manufacturer and the material identification code.

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    Safier Sardha
    Safier SardhaGeneral Manager
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