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AN505B6-5
Aeronautical Standard Screw
Description
Fastener Length: 9/32", Thread: 6-32, Thread Length: 13/64"
Specifications
| Countersink Angle | 80.0 degrees minimum and 82.0 degrees maximum |
|---|---|
| Fastener Length | 0.281 inches minimum and 0.312 inches maximum |
| Head Diameter | 0.249 inches minimum and 0.279 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | Slot |
| Length | 5/16 |
| Min. Tensile Strength (psi) | 55000 pounds per square inch |
| Nondefinitive Specification/Std Data | I type and 2s style |
| Screw Material | Copper alloy |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | 0.198 inches minimum and 0.229 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNC |
| Thread Size | 6 |
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.
- 642AS7549-2 Commercial #6-32 · 5/16 in · Flat countersunk · Plastic
- MS51959-27B MS #6-32 · 5/16 in · Flat countersunk · CRES
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Catalog data updated 2026-07-05. Report a data error