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MS35649-245B
Hexagon Machine Screw Nut
Description
MS 35649-245B Hexagon Machine Screw Nut
Specifications
| Bearing Surface Type | Chamfered |
|---|---|
| Finish | Black Oxide |
| Hexagon Size - Across Flats | 1/4 |
| Hexagon Size - Thick | 3/32 |
| Industry Standards/Certification | MS35649 |
| Material | Brass |
| Material Specification | Qq-b-626,alloy 462 fed spec 1st material response or qq-b-626,alloy 464 fed spec 2nd material response or qq-b-637,alloy 360 fed spec 3rd material response |
| Maximum Thickness H | 0.098 in |
| Maximum Width Across Corners F | 0.250 in |
| Maximum Width Across Corners G | 0.289 in |
| Minimum Thickness H | 0.087 in |
| Minimum Width Across Corners F | 0.241 in |
| Minimum Width Across Corners G | 0.275 in |
| NIIN | 00-934-9746 |
| NSN | 5310-00-934-9746 |
| Nondefinitive Specification/Std Data | 2 type and 13 style |
| Nut Height | 0.087 inches minimum and 0.098 inches maximum |
| Nut Style | Hexagon |
| Shape | Hexagon |
| Size | 4-40 |
| Surface Treatment | Oxide |
| Surface Treatment Specification | Mil-f-495 mil spec single treatment response |
| Thread Class | 2b |
| Thread Direction | Right-hand |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNC |
| Thread Size | 0.112, 4-40 |
| Thread Type | Coarse Thread |
| Type | Plain |
| Weight | .0015 lb |
| Width Across Flats | 0.241 inches minimum and 0.250 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.
- MS35649-244B MS #4-40 · CRES
- MS35649-245T MS #4-40 · Brass
- MS35649-246 MS #4-40 · Copper
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Catalog data updated 2026-07-05. Report a data error