bolts › close tolerance bolts
NAS8703-7
Close Tolerance Bolt
Description
Fastener Length: 49/64", Thread: 10-32, Thread Length: 5/16
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Fastener Length | Between 0.746 inches and 0.776 inches |
| Grip Diameter | Between 0.1885 inches and 0.1895 inches |
| Grip Length | Between 0.428 inches and 0.448 inches |
| Head Diameter | Between 0.266 inches and 0.303 inches |
| Head Height | 0.012 |
| Head Style | Flat countersunk undercut |
| Internal Drive Style | Cross recess type 1 |
| Material | Iron |
| Material Specification | Ams 5731 assn standard 1st material response or ams 5737 assn standard 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Single Shear Strength | 95000 pounds per square inch |
| Surface Finish | 32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Cl 2 federal specification all treatment responses type 2 qq-p-416 |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.323 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| 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 NAS8703-7. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error