bolts › machine bolts
AN6-34
Aeronautical Standard Machine Bolt
Description
Airframe Bolt; Drilled
Specifications
| Country of Origin | USA |
|---|---|
| Drilling | Drilled Head |
| Fastener Length | 3.578 |
| Grip | 2 15/16 in |
| Grip Length | 2 15/16, 2.938 |
| Head Height | 0.203 inches minimum and 0.235 inches maximum |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | AN6 |
| Length | 3 37/64 in, 3 9/16 |
| Material | Steel |
| Nominal Length | 3 19/32 |
| Thread Class | 3a |
| Thread Diameter | 0.375 |
| Thread Direction | Right-hand |
| Thread Length | 0.640 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNF |
| Thread Size | 3/8-24 |
| Weight | 0.12 lb |
| Width Between Flats | 0.553 inches minimum and 0.565 inches maximum |
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.
- AN6-34A AN 3/8-24 · 0.099 in · Hexagon Head · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error