screws › setscrews
AN565DC428H14
Aeronautical Standard Setscrew
Description
Fastener Length: 1/4", Thread: 1/4-28, Head Width: 1/8", Thread Length: 1/4", AN565 series screw
Specifications
| Fastener Length | 0.250 |
|---|---|
| Hardness Rating | 45.0 rockwell c minimum and 53.0 rockwell c maximum |
| Head Style | Headless (setscrew) |
| Internal Drive Style | Hexagon |
| Length | 1/4 |
| Material | CRES |
| Material Specification | Qq-s-764 fed spec single material response |
| Point Style | Cup |
| Surface Treatment | Passivate |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.250 inches minimum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNF |
| Thread Size | 1/4 |
| Width Across Flats | 0.125 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN565DC428H4
- AN565DC428H8
- AN565DC428H14
- AN565DC428H20
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.
- MS18063-14 MS 1/4-28 · 1/4 in · Headless (setscrew) · Steel
- MS51031-58 MS 1/4-28 · 1/4 in · Headless (setscrew) · CRES
- AN565D428H4 AN 1/4-28 · 1/4 in · Headless (setscrew) · Steel
- AN565DC428H4 AN 1/4-28 · 1/4 in · Headless (setscrew) · CRES
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Catalog data updated 2026-07-05. Report a data error