nuts › plain hexagon nuts
MS35649-2252
1/4-20 MS35649 Military Hex Machine Screw Nuts Cadmium
Description
MS 35649-2252 Hexagon Machine Screw Nut
Specifications
| Alternate Part Number | AN340-416 |
|---|---|
| Bearing Surface Type | Chamfered |
| Finish | Cadmium ll |
| Hexagon Size - Across Flats | 7/16 |
| Hexagon Size - Thick | 3/16 |
| Industry Standards/Certification | MS35649 |
| Material | Steel |
| Maximum Thickness H | 0.193 in |
| Maximum Width Across Corners F | 0.437 in |
| Maximum Width Across Corners G | 0.505 in |
| Minimum Thickness H | 0.178 in |
| Minimum Width Across Corners F | 0.423 in |
| Minimum Width Across Corners G | 0.482 in |
| NIIN | 00-997-1888 |
| NSN | 5310-00-997-1888 |
| Nondefinitive Specification/Std Data | 2 type and 13 style |
| Nut Height | Between 0.178 inches and 0.193 inches |
| Nut Style | Hexagon |
| Shape | Hexagon |
| Size | 1/4-20 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 3 federal specification single treatment response type 2 qq-p-416 |
| Thread | 0.2500-20 |
| Thread Class | 2b |
| Thread Direction | Right-hand |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | Unc (coarse thread) |
| Thread Size | 0.250, 1/4-20 |
| Thread Type | Coarse Thread |
| Type | Plain |
| Weight | 0.0063 lb |
| Width Across Flats | Between 0.423 inches and 0.437 inches |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for MS35649-2252 — functionally equivalent.
- AN340-416 Listed alternate Steel
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS35649-2254B MS 1/4-20 · CRES
- MS35649-2255T MS 1/4-20 · Brass
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Catalog data updated 2026-07-05. Report a data error