bolts › machine bolts
MS9519-26
Military Standard Machine Bolt
Description
Fastener Length: 1-3/4", Thread: 1/4-28, Thread Length: 51/64", MS9519 series bolt
Specifications
| Fastener Length | 1.750 |
|---|---|
| Features Provided | Finished head |
| Grip Length | Between 0.940 inches and 1.000 inches |
| Hardness Rating | 26.0 rockwell c and 32.0 rockwell c |
| Head Height | 0.156 |
| Head Style | Hexagon Head |
| Length | 1 3/4 |
| Material | CRES |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Ams 2400 assn standard single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Length | Between 0.750 inches and 0.810 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 1/4 |
| Width Between Flats | Between 0.430 inches and 0.439 inches |
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 MS9519-26. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error