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ST3M649-08-3
Screw
Description
Fastener Length: 1/2", Thread: 8-32, Thread Length: 21/64"
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Fastener Length | 0.484 inches minimum and 0.514 inches maximum |
| Grip Diameter | 0.1630 inches minimum and 0.1635 inches maximum |
| Grip Length | 0.177 inches minimum and 0.197 inches maximum |
| Head Diameter | 0.297 inches minimum and 0.302 inches maximum |
| Head Style | Oval countersunk |
| Internal Drive Style | High-torque |
| Length | 1/2 |
| Material | Steel |
| Material Specification | 23-112 ty d,76301 mfr ref single material response |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Thread Class | 3a |
| Thread Diameter | 0.164 |
| Thread Direction | Right-hand |
| Thread Length | 0.287 inches minimum and 0.337 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJC |
| Thread Size | 8 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- ST3M649-08-3
- ST3M649-08-5
Cross-reference
No interchangeable or dimensionally similar parts are on record for ST3M649-08-3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error