nuts › self-locking nutplates
MS21075-3E
Military Standard Locking Nutplate Self
Description
Thread Size: 3/16", Nut Length: 47/64", Nut Height: 1/4", two lug, MS21075 series nut
Specifications
| Center To Center Distance Between Mounting Holes Along Length | 0.498 inches minimum and 0.502 inches maximum |
|---|---|
| Distance From Aperture Center To Mounting Hole Center | 0.245 inches minimum and 0.255 inches maximum |
| Hardness Rating | 49.0 rockwell c maximum |
| Locking Feature | Prevailing torque all metal design |
| Lubrication | Soluble lubricant |
| Material | Steel |
| Mounting Hole Arrangement Style | 2 holes |
| Mounting Hole Diameter | 0.098 inches minimum and 0.103 inches maximum |
| Nut Height | 0.250 inches maximum |
| Nut Length | 0.739 inches maximum |
| Nut Mounting Provision | Straight holes |
| Nut Style | Plate |
| Plate Thickness | 0.140 inches maximum |
| Plate Width | 0.290 inches minimum and 0.416 inches maximum |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 3 fed spec single treatment response |
| Temperature Rating | 450.0 deg fahrenheit |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Size | 0.190 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
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.
- BACN10JN3CD BAC #10-32 · Iron
- MS21075-3 MS #10-32 · Steel
- MS21075L3 MS #10-32 · Steel
- MS21075L3E MS #10-32 · Steel
- MS21076-3 MS #10-32 · Iron
- MS21076-3N MS #10-32 · Iron
- MS21076L3 MS #10-32 · Iron
- MS21076L3E MS #10-32 · Iron
- MS21076L3N MS #10-32 · Iron
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Catalog data updated 2026-07-05. Report a data error