screws › socket head cap screws
NAS1352-04H6
Socket Head Cap Screw
Description
Fastener Length: 3/8", Hole Diameter: 1/32", Thread: 4-40, Head Width: 3/32", Thread Length: 3/8", NAS1352 series screw
Specifications
| Color | Black |
|---|---|
| Fastener Length | 0.345 inches minimum and 0.375 inches maximum |
| Hardness Rating | 38.0 rockwell c minimum and 45.0 rockwell c maximum |
| Head Diameter | 0.176 inches minimum and 0.183 inches maximum |
| Head Height | 0.108 inches minimum and 0.112 inches maximum |
| Head Style | Flat chamfer |
| Hole Configuration Style | Round internal hexagon |
| Hole Diameter | 0.033 inches minimum and 0.039 inches maximum |
| Hole Quantity | 2 |
| Hole Type | Drilled |
| Internal Drive Style | Hexagon |
| Length | 3/8 |
| Material | Steel |
| Material Specification | 66 fed std single material response |
| Min. Tensile Strength (psi) | 180000 pounds per square inch |
| Minimum Yield Strength | 155000 pounds per square inch |
| Surface Treatment | Oxide |
| Thread Class | 3a |
| Thread Diameter | 0.112 |
| Thread Direction | Right-hand |
| Thread Length | 0.295 inches minimum and 0.375 inches maximum |
| Thread Qty | 40 |
| Thread Qty Per Inch (tpi) | 40 |
| Thread Series Designator | UNC |
| Thread Size | 4 |
| Width Across Flats | 0.094 inches minimum and 0.095 inches maximum |
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.
- NAS1352-04H6P NAS #4-40 · 3/8 in · Flat chamfer · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error