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NAS514P428-16
Machine Screw
Description
Machine Screw
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Fastener Length | 1.000 |
| Hardness Rating | Between 26.0 rockwell c and 32.0 rockwell c |
| Head Diameter | Between 0.447 inches and 0.507 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Screw Material | Steel comp 8630 |
| Screw Material Specification | Mil-s-6050 military specification single material response or an-s-9 military standard single material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Cl 3 federal specification single treatment response type 1 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 1.000 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS24693-S98 MS 0.073 in · Flat countersunk
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Catalog data updated 2026-07-05. Report a data error