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Hexagon socket button head screw UNC ASME B18.3 Alloy steel ASTM F835 Zinc plated #4-40X1/4

Article number
Diameter (inch)
Length (L) (Inch - ft)
Material Alloy steel
Surface treatment Zinc plated
Head shape Button head
Driving features Hexagon socket
Thread direction Right

Specifications

Diameter (inch) #4
Length (L) (Inch - ft) 1/4
Material Alloy steel
Surface treatment Zinc plated
Head shape Button head
Driving features Hexagon socket
Thread direction Right
Thread Unified National Coarse
Material technical ASTM F835
TPI 40
Info
  • All dimensions in above table are in inches.
  • Marking of these screws is not mandatory.
  • Due to the unfavourable head geometry these fasteners have reduced loadability.
  • Attention: As the thread tolerance class for thread sizes up to and including 1 inch is 3A, plating can cause thread fit problems.

Dimensions

A 0,213
H 0.059
J 1/16
Threads per inch 40

Standards

ASME B18.3

Article numbers

Article number U07151.011.0025
EAN 8715492888907
UBB 500621001642
UNSPSC 31161518

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