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NAS1102E4-6
Machine Screw
Description
Torque head, 1/4-28 thread NAS1102 series screw
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Drive Style | Torq |
| End Application | Airbus a310 |
| Fastener Length | Between 0.344 inches and 0.375 inches |
| Head Diameter | Between 0.442 inches and 0.507 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Torque set |
| Material | Iron |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Screw Material | Iron alloy 660 |
| Screw Material Specification | Ams 5737 assn standard single material response |
| Screw Surface Treatment | Passivate |
| Screw Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Specification Data | 80205-nas1102 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.228 inches and 0.259 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
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Catalog data updated 2026-07-05. Report a data error