SCREW - MS51957-12
Military Standard Part
Description: SCREW
Part number: MS51957-12
Industry Standards/Certification: MS51957
Pan Head Machine Screw - Length: 3/16", Thread: 4-40, Pan Head Machine Screw, Corrosion Resistant Steel, Coarse Thread
MS51957-12 FEATURES
| Characteristics | Characteristics | ||
| Thread Class | : | 2A | |
| Thread Direction | : | Right-hand | |
| Thread Length | : | 0.157 inches minimum and 0.188 inches maximum | |
| fastener Length | : | 0.157 inches minimum and 0.188 inches maximum | |
| Head Style | : | PAN | |
| Head Diameter | : | 0.205 inches minimum and 0.219 inches maximum | |
| Head Height | : | 0.070 inches minimum and 0.080 inches maximum | |
| Internal Drive Style | : | Cross recess type 1 | |
| Nominal Thread Diameter | : | 0.112 inches | |
| Thread Quantity per Inch | : | 40 | |
| Minimum Tensile Strength | : | 80000 pounds per square inch | |
| Screw Material | : | Steel comp 304 or steel comp 302 or steel comp 316 | |
| Screw Material Document and Classification | : | QQ-S-763 fed spec all material responses | |
| Screw Surface Treatment | : | Passivate | |
| Screw Surface Treatment Document and Classification | : | QQ-P-35 fed spec single treatment response | |
| Thread Series Designator | : | UNC |
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