nuts › plain hexagon nuts
AN924-5J
Aeronautical Standard Plain Hexagon Nut
Description
Nut
Specifications
| Alternate Part Number | AS5178J05 |
|---|---|
| Bearing Surface Type | Chamfered |
| Countersink Angle | 90.0 degrees nominal nut |
| Diameter G | 0.687 in |
| Dimension A | 0.750 in |
| Dimension A Tolerance | +0.003 in |
| Dimension B | 1/4 in |
| Dimension E | 0.842 in |
| Fitting | Universal |
| Head Type | Bulkhead |
| Industry Standards/Certification | AN924 |
| Material | CRES |
| Material Specification | Qq-s-736,cond a fed spec single material response |
| NIIN | 00-864-5873 |
| NSN | 5310-00-864-5873 |
| Nut Height | 0.234 inches minimum and 0.266 inches maximum |
| Nut Style | Hexagon |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Mil-s-5002 mil spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNF |
| Thread Size | 0.500 |
| Thread T (Reference) | 1/2-20 |
| Tube Outside Diameter | 5/16 in |
| Weight | 0.02 lb |
| Width Across Flats | 0.746 inches minimum and 0.753 inches maximum |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for AN924-5J — functionally equivalent.
- AS5178J05 Listed alternate 1/2-20 · CRES
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
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Catalog data updated 2026-07-05. Report a data error