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ST3M571-4H6
Bolt
Description
Fastener Length: 27/32", Hole Diameter: ", Thread: 1/4-28, Thread Length: 31/64"
Specifications
| Extended Washer Diameter | 0.428 inches minimum and 0.438 inches maximum |
|---|---|
| Extended Washer Thickness | 0.059 inches minimum and 0.079 inches maximum |
| Fastener Length | 0.828 inches minimum and 0.858 inches maximum |
| Grip Diameter | 0.2490 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.365 inches minimum and 0.385 inches maximum |
| Head Height | 0.290 inches minimum and 0.310 inches maximum |
| Head Style | Double hexagon w/hole |
| Hole Configuration Style | Double hexagon longitudinal hole |
| Hole Diameter | 0.055 |
| Hole Quantity | 4 |
| Hole Type | Drilled |
| Length | 27/32 |
| Material | Steel |
| Material Specification | 23-112,mcdonnel douglas corp mfr ref single material response |
| Min. Tensile Strength (psi) | 220000 pounds per square inch |
| Surface Treatment | Passivate |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.443 inches minimum and 0.493 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 ST3M571-4H6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error