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MS3212-8
Military Standard Pan Head Screw
Description
Fastener Length: 3/4", Thread: 4-40, Thread Length: 3/4"
Specifications
| Fastener Length | 0.719 inches minimum and 0.750 inches maximum |
|---|---|
| Head Diameter | 0.205 inches minimum and 0.238 inches maximum |
| Head Height | 0.070 inches minimum and 0.080 inches maximum |
| Head Style | Watertight |
| Internal Drive Style | Cross recess type 1 |
| Length | 3/4 |
| Material | Steel |
| Screw Material | Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Special Features | Furnished with one silicone rubber o ring |
| Thread Class | 2a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 0.669 inches minimum and 0.750 inches maximum |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNC |
| Thread Size | 4 |
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.
- MS3213-8 MS #4-40 · 3/4 in · Watertight · Steel
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Catalog data updated 2026-07-05. Report a data error