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MS21049L3
Military Standard Locking Nutplate Self
Description
Nutplate
Specifications
| Center To Center Distance Between Mounting Holes Along Length | Between 0.686 inches and 0.690 inches |
|---|---|
| Countersink Angle | 99.0 degrees and 101.0 degrees |
| Distance From Aperture Center To Mounting Hole Center | Between 0.339 inches and 0.349 inches |
| Hardness Rating | 49.0 rockwell c |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Dry film lubricant |
| Material | Steel |
| Mounting Hole Arrangement Style | 2 holes |
| Mounting Hole Diameter | Between 0.098 inches and 0.103 inches |
| NIIN | 00-728-0945 |
| NSN | 5310-00-728-0945 |
| Nut Height | 0.281 |
| Nut Length | 0.948 |
| Nut Mounting Provision | Straight holes |
| Nut Style | Plate |
| Plate Thickness | 0.047 |
| Plate Width | Between 0.406 inches and 0.453 inches |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416 federal specification single treatment response |
| Temperature Rating | 450.0 degrees fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.190 |
| Weight | 0.0037 lb |
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.
- NAS681A3 NAS #10-32 · Steel
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Catalog data updated 2026-07-05. Report a data error