screws › machine screws
NAS8403-7
Screw
Description
Fastener Length: 7/16", Thread: 10-32, Thread Length: 7/16"
Specifications
| Extended Washer Diameter | 0.413 inches minimum and 0.443 inches maximum |
|---|---|
| Extended Washer Thickness | 0.030 inches minimum and 0.037 inches maximum |
| Fastener Length | 0.410 inches minimum and 0.440 inches maximum |
| Head Diameter | 0.343 inches minimum and 0.363 inches maximum |
| Head Height | 0.086 inches minimum and 0.106 inches maximum |
| Head Style | Round extended washer |
| Internal Drive Style | Cross recess type 1 |
| Length | 7/16 |
| Material | Iron |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Iron alloy 660 |
| Screw Material Specification | Ams 5731 assn std single material response or ams 5737 assn std single material response |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Qq-p-416 ty 2 cl 2 fed spec single treatment response |
| Specification Data | 80205-nas8403 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.348 inches minimum and 0.440 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS8403-7. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error