screws › socket head cap screws
NAS1351N3-7
Socket Head Cap Screw
Description
Socket Head Cap Screw
Specifications
| Fastener Length | 0.437 |
|---|---|
| Head Diameter | 0.303 inches minimum and 0.312 inches maximum |
| Head Height | 0.185 inches minimum and 0.190 inches maximum |
| Head Style | Flat chamfer |
| Internal Drive Style | Hexagon |
| Material | Iron |
| Material Specification | Ams 5731 assn std single material response or ams 5737 assn std single material response |
| Specification Data | 80205-nas1351 professional/industrial association standard |
| Surface Treatment | Passivate |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.359 inches minimum and 0.437 inches maximum |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNRF |
| Width Across Flats | 0.1562 inches minimum and 0.1587 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.
- NAS1351-3-7P NAS 7/16 in · Flat chamfer · Steel
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error