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MS3212-21
Military Standard Machine Screw
Description
Fastener Length: 1/4", Thread: 8-32, Thread Length: 1/4", MS3212 series screw
Specifications
| Fastener Length | Between 0.219 inches and 0.250 inches |
|---|---|
| Head Diameter | Between 0.306 inches and 0.347 inches |
| Head Height | Between 0.105 inches and 0.115 inches |
| Head Style | Watertight |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/4 |
| Min. Tensile Strength (psi) | 75000 pounds per square inch |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Special Features | Furnished with one rubber 0-ring |
| Thread Class | 2a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.157 inches and 0.250 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 8 |
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.
- MS3213-21 MS #8-32 · 1/4 in · Watertight · Steel
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Catalog data updated 2026-07-05. Report a data error