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MS35218-15
Military Standard Machine Screw
Description
Fastener Length: 7/16", Thread: 4-40, Thread Length: 25/64
Specifications
| Fastener Length | 0.438 |
|---|---|
| Finish | Anodize |
| Head Diameter | Between 0.205 inches and 0.219 inches |
| Head Height | Between 0.070 inches and 0.080 inches |
| Head Style | Phillips Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 7/16 |
| Material | Aluminum |
| Min. Tensile Strength (psi) | 62000 pounds per square inch |
| Screw Material | Aluminum alloy |
| Screw Material Specification | Qq-a-225/6 federal specification single material response |
| Screw Surface Treatment | Anodize |
| Screw Surface Treatment Specification | Mil-a-8625 military specification single treatment response |
| Size | 4-40 |
| Thread Class | 2a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.388 inches and 0.438 inches |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 4 |
| Thread Type | N.C. - Coarse |
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.
- MS35206-216 MS #4-40 · 7/16 in · Phillips Pan Head · Steel
- MS35214-15 MS #4-40 · 7/16 in · Phillips Pan Head · Brass
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Catalog data updated 2026-07-05. Report a data error