nuts › plain hexagon nuts
MS35691-3
Military Standard Plain Hexagon Nut
Description
Nuts
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Material | CRES |
| Material Specification | 66 fed std all material responses |
| Nondefinitive Specification/Std Data | 2 type and 5 style and a condition |
| Nut Height | 0.150 inches minimum and 0.163 inches maximum |
| Nut Style | Hexagon |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Thread Class | 2b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNC |
| Thread Size | 0.250 |
| Width Across Flats | 0.428 inches minimum and 0.438 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.
- MS35691-1 MS 1/4-20 · Steel
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Catalog data updated 2026-07-05. Report a data error