bolts › machine bolts
EWB26-4H4
Bolt
Description
Fastener Length: 25/32", Hole Diameter: 1/32", Thread: 1/4-28, Thread Length: 35/64"
Specifications
| Extended Washer Diameter | 0.465 inches minimum and 0.475 inches maximum |
|---|---|
| Extended Washer Thickness | 0.042 |
| Fastener Length | 0.766 inches minimum and 0.796 inches maximum |
| Grip Diameter | 0.2485 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.240 inches minimum and 0.260 inches maximum |
| Hardness Rating | 51.0 rockwell c minimum and 54.0 rockwell c maximum |
| Head Height | 0.254 |
| Head Style | Double hexagon w/hole |
| Hole Configuration Style | Hexagon longitudinal hole |
| Hole Diameter | 0.037 |
| Hole Quantity | 4 |
| Hole Type | Drilled |
| Length | 25/32 |
| Material | Steel |
| Material Specification | Ams 6485 assn std single material response or ams6487 assn std single material response |
| Min. Tensile Strength (psi) | 260000 pounds per square inch |
| Surface Treatment | Cadmium |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.506 inches minimum and 0.556 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Width Between Flats | 0.304 inches minimum and 0.313 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for EWB26-4H4. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error