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MS51861-40C
Military Standard Screw
Description
Fastener Length: 1-13/64", MS51861 series screw
Specifications
| Fastener Length | 1.203 inches minimum and 1.297 inches maximum |
|---|---|
| Head Diameter | 0.306 inches minimum and 0.322 inches maximum |
| Head Height | 0.105 inches minimum and 0.115 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 1 19/64 |
| Material | Steel |
| Material Specification | 66 fed std single material response |
| Nondefinitive Specification/Std Data | Ab type |
| Nonmachine Thread Diameter | 0.164 |
| Nonmachine Thread Style | Gimlet point (type a, ab or ba) |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
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.
- MS51861-39C MS 0.073 in · Pan Head · Steel
- MS51861-40 MS 0.073 in · Pan Head · Steel
- MS51861-41 MS 0.073 in · Pan Head · Steel
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Catalog data updated 2026-07-05. Report a data error