nuts › plain hexagon nuts
AS5178J12
Plain Hexagon Nut
Description
diameter: 3/4", thread: 1-1/16-12, bulkhead and universal fitting, corrosion resistant steel, AS5178 series nut
Specifications
| Bearing Surface Type | Chamfered |
|---|---|
| Countersink Angle | 90.0 degrees nominal nut |
| Material | Steel |
| Material Specification | Qq-s-763 fed spec single material response |
| Nut Height | 0.390 inches minimum and 0.422 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 | 12 |
| Thread Qty Per Inch (tpi) | 12 |
| Thread Series | UN |
| Thread Size | 1.0625 |
| Width Across Flats | 1.371 inches minimum and 1.378 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for AS5178J12 — functionally equivalent.
- AN924-12J Listed alternate 1-1/16-12 · CRES
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error