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- Where specifying nominal size in decimals, zeros preceding decimal and in the fourth decimal place shall be omitted.
- Flat on minimum diameter head calculated on minimum sharp and absolute minimum head diameters and 82 deg head angle.
- Head shall be unslotted, unless otherwise specified. Slot dimensions are same as Slotted Flat Countersunk Head Cap Screws in American National Standard, ASME B18.6.2.
- Maximum head height calculated on maximum sharp head diameter, basic bolt diameter and 78 deg head angle.
- Minimum head height calculated on minimum sharp head diameter, basic bolt diameter and 82 deg head angle.
Unit of Measure
Specifications
Product |
N/A Round Head Bolts |
Unit of Measure |
N/A English |
Nominal Size or Basic Bolt Dia. |
N/A 3/8 in |
Nominal Size or Basic Bolt Dia. (Decimal) |
N/A 0.3750 in |
Max. Body Dia. (E) |
N/A 0.388 in |
Min. Body Dia. (E) |
N/A 0.360 in |
Max. Edge Sharp Head Dia. (A) |
N/A 0.740 in |
Min. Edge Sharp Head Dia. (A) |
N/A 0.715 in |
Absolute Min. Edge Rounded or Flat Head Dia. (A) |
N/A 0.668 in |
Max. Flat on Min. Dia. Head (F) |
N/A 0.027 in |
Max. Head Height (H) |
N/A 0.225 in |
Min. Head Height (H) |
N/A 0.196 in |
Max. Slot Width (J) |
N/A 0.094 in |
Min. Slot Width (J) |
N/A 0.081 in |
Max. Slot Depth (T) |
N/A 0.103 in |
Min. Slot Depth (T) |
N/A 0.068 in |
