bolts › shear bolts
NAS1224-11L
Bolt
Description
Fastener Length: 1-1/8", Thread: 1/4-28, Thread Length: 7/16"
Specifications
| Fastener Length | 1.098 inches minimum and 1.128 inches maximum |
|---|---|
| Grip Diameter | 0.2485 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.678 inches minimum and 0.698 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.125 inches minimum and 0.140 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 1/8 |
| Locking Feature | Pellet threads or strip threads or patch threads |
| Material | Plastic |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Specification Data | 80205-nas1224 professional/industrial association standard |
| Surface Finish | 32.0 microinches grip, 32.0 microinches threads, 63.0 microinches bearing surface of head |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 2 fed spec single treatment response fastener |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.400 inches minimum and 0.450 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.430 inches minimum and 0.439 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.
- NAS6604CD11 NAS 1/4-28 · 0.073 in · Dished hexagon · Steel
- NAS6704D11 NAS 1/4-28 · 0.073 in · Dished hexagon · Iron
- NAS6704DU11 NAS 1/4-28 · 0.073 in · Dished hexagon · Iron
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Catalog data updated 2026-07-05. Report a data error