Product Description: Length: 1.85-1.87", steel material, flat head, screw
Product Description: Length: 1.85-1.87", steel material, flat head, screw
| Hardness Rating | 32 rockwell c minimum overall and 43 rockwell c maximum overall |
| Width Across Flats | 0.375 inches nominal |
| Minimum Tensile Strength | 140000 pounds per square inch |
| Thread Quantity Per Inch | 11 |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Nominal Thread Diameter | 0.625 inches |
| Single Shear Strength | 16600 pounds per square inch |
| Shoulder Shape | Round first shoulder |
| Thread Class | 3a |
| Thread Direction | Right-hand |
| Head Diameter | 0.977 inches minimum and 1.00 inches maximum |
| Thread Length | 0.845 inches minimum and 0.875 inches maximum |
| Head Height | 0.49 inches minimum and 0.50 inches maximum |
| Shoulder Diameter | 0.746 inches minimum first shoulder and 0.748 inches maximum first shoulder |
| Surface Treatment Document and Classification | Qq-p-416,type 2,class 3 fed spec single treatment response overall |
| Surface Treatment | Cadmium overall and chromate overall |
| Thread Series Designator | Unc |
| Fastener Length | 1.85 inches minimum and 1.87 inches maximum |
| Shoulder Length | 0.995 inches minimum first shoulder and 1.005 inches maximum first shoulder |
| Material | Steel overall |
| Part Number | Manufacturer | |
|---|---|---|
| MS51975-51 | National Aerospace Standards | Quote |
| MS51975-51 | Military Standards | Quote |