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NAS604-12
Machine Screw
Description
Fastener Length: 3/4", Thread: 1/4-28, Thread Length: 3/4
Specifications
| Fastener Length | 0.750 |
|---|---|
| Head Diameter | 0.473 inches minimum and 0.492 inches maximum |
| Head Height | 0.162 inches minimum and 0.175 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Cross recess type 1 |
| Length | 3/4 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Part Name Assigned By Controlling Agency | Screw, machine, pan head |
| Screw Material | Steel comp 4140 |
| Screw Material Specification | Mil-s-5626 mil spec single material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Qq-p-416, type ii. class 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.750 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJEF |
| Thread Size | 1/4 |
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.
- NAS1190-4T12BW NAS 1/4-28 · 3/4 in · Pan Head · Steel
- NAS604-12P NAS 1/4-28 · 3/4 in · Pan Head · Steel
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Catalog data updated 2026-07-05. Report a data error