screws › setscrews
AN565E8H4
Aeronautical Standard Setscrew
Description
Fastener Length: 1/4", Thread: 8-32, Head Width: 5/64", Thread Length: 1/4", AN565 series screw
Specifications
| Drive Style | Hexagon |
|---|---|
| Fastener Length | Between 0.250 inches and 0.260 inches |
| Hardness Rating | 45.0 rockwell c and 53.0 rockwell c |
| Head Style | Headless (setscrew) |
| Internal Drive Style | Hexagon |
| Length | 1/4 |
| Material | Steel |
| Nondefinitive Specification/Std Data | 1 type and 6 style |
| Point Style | Half dog |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Type 2 class 2 federal specification all treatment responses qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.240 inches and 0.260 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 8 |
| Width Across Flats | Between 0.078 inches and 0.079 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN565E8H3
- AN565E8H4
- AN565E8H5
- AN565E8H8
- AN565E8H10
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.
- MS51021-133 MS #8-32 · 1/4 in · Headless (setscrew) · CRES
- AN565AC8H4 AN #8-32 · 1/4 in · Headless (setscrew) · CRES
- AN565FC8H4 AN #8-32 · 1/4 in · Headless (setscrew) · CRES
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Catalog data updated 2026-07-05. Report a data error