DIN 7991 Винты повышенной прочности с потайной головкой с внутренним шестигранником / Flat Head Socket Screws (FS)
Nominal Size | B | D | H | S | K | F | |||
---|---|---|---|---|---|---|---|---|---|
Body Diameter | Head Diameter | Head Height | Hexagon Socket Size | Key Engagement | Fillet Extension Above 0 | ||||
Max | Min | Theoretical Sharp Max | Abs Min | Reference | Flushness Tolerance | Nom | Min | Max | |
#4 | 0.1120" | 0.1075" | 0.255" | 0.218" | 0.083" | 0.011" | 1/16" | 0.055" | 0.012" |
#5 | 0.1250" | 0.1202" | 0.281" | 0.240" | 0.090" | 0.012" | 5/64" | 0.061" | 0.014" |
#6 | 0.1380" | 0.1329" | 0.307" | 0.263" | 0.097" | 0.013" | 5/64" | 0.066" | 0.015" |
#8 | 0.1640" | 0.1585" | 0.359" | 0.311" | 0.112" | 0.014" | 3/32" | 0.076" | |
#10 | 0.1900" | 0.1840" | 0.411" | 0.359" | 0.127" | 0.015" | 1/8" | 0.087" | |
1/4" | 0.2500" | 0.2435" | 0.531" | 0.480" | 0.161" | 0.016" | 5/32" | 0.111" | |
5/16" | 0.3125" | 0.3053" | 0.656" | 0.600" | 0.198" | 0.017" | 3/16" | 0.135" | |
3/8" | 0.3750" | 0.3678" | 0.781" | 0.720" | 0.234" | 0.018" | 7/32" | 0.159" | |
7/1" | 0.4375" | 0.4294" | 0.844" | 0.781" | 0.234" | 0.018" | 1/4" | 0.159" | |
1/2" | 0.5000" | 0.4919" | 0.938" | 0.872" | 0.251" | 0.018" | 5/16" | 0.172" | |
5/8" | 0.6250" | 0.6163" | 1.188" | 1.112" | 0.324" | 0.022" | 3/8" | 0.220" | |
3/4" | 0.7500" | 0.7406" | 1.438" | 1.355" | 0.396" | 0.024" | 1/2" | 0.220" |