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AN500D4-6
Aeronautical Standard Machine Screw
Description
Fastener Length: 3/8", Thread: 4-40, Thread Length: 3/8"
Specifications
| Fastener Length | 0.375 |
|---|---|
| Head Diameter | Between 0.166 inches and 0.183 inches |
| Head Height | Between 0.072 inches and 0.079 inches |
| Head Style | Fillister |
| Internal Drive Style | Cross recess type 1 |
| Length | 3/8 |
| Material | Steel |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Screw Material | Steel comp 302 or steel comp 303se or steel comp 304 or steel comp 316 |
| Screw Material Specification | 66 federal standard all material responses |
| Screw Surface Treatment | Passivate |
| Thread Class | 2a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.325 inches and 0.375 inches |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- AN500D4-6
- AN500D4-8
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.
- AN500-4-6 AN #4-40 · 3/8 in · Fillister
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Catalog data updated 2026-07-05. Report a data error