text.skipToContent text.skipToNavigation

Hexalobular socket button head screw ISO ≈7380-1 Stainless steel A4 M4X20

Article number
Diameter
Length
Driving features Hexalobular
Head shape Button head
Material Stainless steel
Material technical A4
Thread direction Right
View all specifications 

Specifications

Diameter M4
Length 20 mm
Driving features Hexalobular
Head shape Button head
Material Stainless steel
Material technical A4
Thread direction Right
Thread Metric thread
Info
  • Due to the unfavourable head geometry these fasteners have reduced loadability.
  • Steel fasteners with reduced loadability are marked with a '0' preceding the property class mark, e.g. '010.9'.
  • Stainless steel fasteners with reduced loadability are either marked with a '0' preceding the property class mark, e.g. 'A2-070', or with the steel grade only, e.g. 'A2'.

Dimensions

d-D M4
dk (max.) 7.6
k (max.) 2.2
L (mm) 20
P 0.7
Socket 20

Standards

ISO ≈7380-1
ASME ≈B18.3.4M
BS ≈4168-6
NF ≈E25-126

Article numbers

Article number 55032.040.020
EAN 8715494554435
UBB 500634458573
UNSPSC 31161518

Products ({0})

Show all variants
  Stock Net price   Sign up
Do not close this page. This message will disappear, when the page is fully loaded.