screws › hexagon head cap screws
MS35307-320
Hexagon Head Cap Screw
Description
Fastener Length: 3-1/2", Thread: 1/4-20, Thread Length: 15/16
Specifications
| End Application | Aircraft f-117-pw-100 (c-17a) aircraft f110-ge-400; kidd class ddg; engine lamps mk iii; ticonderoga class cg (47); nimitz class cvn; improved contact support set (icss); forrestal class cv; engine model xm1117; helicopter landing system w/s: spruance class dd (963); armored security vehicle |
|---|---|
| Fastener Length | Between 3.406 inches and 3.500 inches |
| Finish | Passivate |
| Hardness Rating | 80.0 rockwell b |
| Head Height | Between 0.150 inches and 0.163 inches |
| Head Style | Hexagon Head |
| Length | 3 1/2 |
| Material | CRES |
| Material Specification | 66 federal standard all material responses |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Minimum Yield Strength | 30000 pounds per square inch |
| Nondefinitive Specification/Std Data | 2 type and 10p style |
| Size | 1/4-20 |
| Surface Finish | 63.0 microinches threads |
| Surface Treatment | Passivate |
| Surface Treatment Specification | Qq-p-35 federal specification single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.938 |
| Thread Qty | 20 |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 1/4 |
| Thread Type | N.C. - Coarse |
| Width Between Flats | Between 0.428 inches and 0.438 inches |
Cross-reference
Similar parts
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- B1821BH025C375N Other 1/4-20 · 0.099 in · Hexagon Head · Steel
- MS90728-19 MS 1/4-20 · 0.099 in · Hexagon Head · Steel
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Catalog data updated 2026-07-05. Report a data error