bolts › machine bolts
HT4057-5-6
Ht Bolt
Description
Fastener Length: 25/32", Thread: 1/4-24, Thread Length: 1/2"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Fastener Length | 0.766 inches minimum and 0.796 inches maximum |
| Features Provided | Cetyl alcohol lubricant |
| Grip Diameter | 0.3110 inches minimum and 0.3120 inches maximum |
| Grip Length | 0.365 inches minimum and 0.385 inches maximum |
| Head Diameter | 0.575 inches minimum and 0.635 inches maximum |
| Head Style | Flat countersunk |
| Internal Drive Style | High-torque |
| Length | 25/32 |
| Material | Steel |
| Material Specification | Ams 5629 assn std single material response |
| Surface Finish | 32.0 microinches bearing surface of head32.0 microinches grip32.0 microinches threads |
| Surface Treatment | Aluminum and chromate |
| Surface Treatment Specification | Mil-c-83488 ty 2 cl 3 mil spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.312 |
| Thread Direction | Right-hand |
| Thread Length | 0.531 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for HT4057-5-6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error