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Hexagon socket countersunk head screw UNC ASME B18.3 Alloy steel ASTM F835 Zinc plated 1/4-20X3/4 ft


Article number
Diameter
Length
Driving features Hexagon socket
Head shape Countersunk head
Material Alloy steel
Material technical ASTM F835
Thread direction Right
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Specifications

Diameter 1/4 Inch
Length 3/4 Inch
Driving features Hexagon socket
Head shape Countersunk head
Material Alloy steel
Material technical ASTM F835
Thread direction Right
Surface treatment Zinc plated
Thread Unified National Coarse
Info
  • ft = fully threaded
    • 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 0.531
H 0.161
J 0.15625
LT (min.) 1
Threads per inch 20

Standards

ASME B18.3

Article numbers

Article number U07415.025.0075
EAN 8717077368354
UBB 500621037471
UNSPSC 31161518

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