nuts › plain hexagon nuts
AN924-5
Steel Fitting AS5178W04
Description
AN924 (Steel) NUT, Flared Tube, Bulkhead and Universal Fitting
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Countersink Angle | 89.5 degrees minimum nut and 90.5 degrees maximum 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 | Steel |
| NIIN | 00-282-7818 |
| NSN | 5310-00-282-7818 |
| Nut Height | 0.234 inches minimum and 0.266 inches maximum |
| Nut Style | Hexagon |
| Size No. | 5 |
| Surface Treatment | Cadmium and chromate |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNF |
| Thread Size | 0.500, 1/2-20 |
| Thread T (Reference) | 1/2-20 |
| Tube O.D. | 5/16 |
| Tube Outside Diameter | 5/16 in |
| Weight | 0.02 lb |
| Width Across Flats | 0.746 inches minimum and 0.753 inches maximum |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error