screws › socket head cap screws
NAS1352C08-40
Socket Head Cap Screw
Description
Fastener Length: 2-1/2", Thread: 8-32, Thread Length: 7/8"
Specifications
| Fastener Length | 2.460 inches minimum and 2.500 inches maximum |
|---|---|
| Hardness Rating | 80.0 rockwell b minimum |
| Head Diameter | 0.262 inches minimum and 0.270 inches maximum |
| Head Height | 0.159 inches minimum and 0.164 inches maximum |
| Head Style | Flat chamfer |
| Length | 2 1/2 |
| Material | Steel |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Screw Material | Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7 |
| Screw Material Specification | Astm a493 assn std all material responses |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 fed spec single treatment response |
| Specification Data | 80205-nas1352 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.875 inches minimum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNRC |
| Thread Size | 8 |
| Width Across Flats | 0.1406 inches minimum and 0.1426 inches maximum |
| Width Between Flats | 0.1406 inches minimum and 0.1426 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.
- NAS1352C08-36 NAS #8-32 · 0.086 in · Flat chamfer · CRES
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Catalog data updated 2026-07-05. Report a data error