Countersunk head screw
ASME B18.3 steel alloy plain UNC
SCR-FLT-SOC-ALLOY-5/16_18X2 1/2
Art.-no.
7090331250
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ASME 18.3 steel alloy plain UNC (standard thread)
1 INCH (in) = 25.4 mm
The "alloy" strength class is comparable with the metric strength class 12.9
The hexagon socket screws according to ASME B 18.3 have no strength class designation on the head as they only have one strength class according to the ASTM F835 mechanical properties.
Product information
Datasheets(X)
Nominal diameter | 5/16 in |
Length | 2.5 in |
Head diameter | 0.656 in |
Head height | 0.198 in |
Internal drive | HS3/16 inch |
Material | Alloy |
Property class | 0 - not applicable |
Surface | Plain |
Number of thread starts per inch | 18 |