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MS27039DD4-27
Military Standard Screw
Description
Fastener Length: 1-3/4", Thread: 1/4-28, Thread Length: 37/64"
Specifications
| Fastener Length | 1.704 inches minimum and 1.751 inches maximum |
|---|---|
| Head Diameter | 0.473 inches minimum and 0.492 inches maximum |
| Head Height | 0.162 inches minimum and 0.175 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 3/4 |
| Material | Aluminum |
| Min. Tensile Strength (psi) | 62000 pounds per square inch |
| Screw Material | Aluminum alloy 2024 |
| Screw Material Specification | Qq-a-225/6 fed spec single material response |
| Screw Surface Treatment | Anodize |
| Screw Surface Treatment Specification | Mil-a-8625 mil spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.501 inches minimum and 0.578 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNF |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS27039DD4-08
- MS27039DD4-10
- MS27039DD4-11
- MS27039DD4-24
- MS27039DD4-27
- MS27039DD4-28
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.
- MS27039-4-17 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039-4-23 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039-4-24 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039-4-27 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039-4-28 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039-4-30 MS 1/4-28 · 0.073 in · Pan Head · Steel
- MS27039C4-28 MS 1/4-28 · 0.073 in · Pan Head · Iron
- MS27039DD4-24 MS 1/4-28 · 0.073 in · Pan Head · Aluminum
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error