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AN7-47A
Undrilled Bolt
Description
Airframe Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Drilling | Undrilled Head |
| Fastener Length | 4.953 inches minimum and 5.000 inches maximum |
| Features Provided | Finished head |
| Grip | 4 5/16 in |
| Grip Length | 4 5/16, 4.296 inches minimum and 4.328 inches maximum |
| Hardness Rating | 26.0 rockwell c minimum and 32.0 rockwell c maximum |
| Head Height | 0.234 inches minimum and 0.266 inches maximum |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | AN7 |
| Length | 4 31/32 in, 4 63/64 |
| Material | Steel |
| Material Specification | Mil-s-5626 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or mil-s-6050 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6758 mil spec 5th material response or ams 6300 assn std 6th material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| NIIN | 00-576-7786 |
| NSN | 5306-00-576-7786 |
| Nominal Length | 4 31/32 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty2,class 3 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.438 |
| Thread Direction | Right-hand |
| Thread Length | 0.625 inches minimum and 0.704 inches maximum |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNF |
| Thread Size | 7/16-20 |
| Weight | 0.228 lb |
| Width Between Flats | 0.615 inches minimum and 0.627 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN7-47A. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error