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- Square machine screw nuts shall have tops and bottoms flat, without chamfer. The bearing surface shall be perpendicular to the axis of the threaded hole pitch cylinder within a tolerance of 4 deg.
- Where specifying nominal size in decimals, zeros preceding decimal and in the fourth decimal place shall be omitted.
Unit of Measure
Specifications
Product |
N/A Machine Screw Nuts |
Unit of Measure |
N/A English |
Nominal Size or Basic Thread Dia. |
N/A 5/16 in |
Nominal Size or Basic Thread Dia. (Decimal) |
N/A 0.3125 in |
Basic Width Across Flats (F) |
N/A 9/16 in |
Max. Width Across Flats (F) |
N/A 0.562 in |
Min. Width Across Flats (F) |
N/A 0.545 in |
Max. Width Across Corners (G) |
N/A 0.795 in |
Min. Width Across Corners (G) |
N/A 0.748 in |
Max. Thickness (H) |
N/A 0.225 in |
Min. Thickness (H) |
N/A 0.208 in |
