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MS24693-C304
1/4-28 x 1 3/4 MS24693-C Phillips Flat 100 Degree F/T Machine Screw 300 Series S/S DFAR
Description
Machine Screw
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Drive | Phillips |
| Fastener Length | 1.688 inches minimum and 1.750 inches maximum |
| Finish | Plain |
| Head Diameter | 0.442 inches minimum and 0.507 inches maximum |
| Head Style | 100 Degree Flat Head, Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 3/4 |
| Material | CRES |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Nondefinitive Specification/Std Data | 3 type and 3c style |
| Screw Material | Steel corrosion resisting or steel |
| Screw Material Specification | Qq-s-763,300 series fed spec 1st material response or 66,300 series fed std 1st material response or comp 16-18 or 18-8 assn std 2nd material response |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Size | 1/4-28 |
| Thread Class | 2a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 1.507 inches minimum and 1.640 inches maximum |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNF |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error