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BACS12GM3-20
Machine Screw
Description
Machine Screw
Specifications
| Countersink Angle | 100.0 degrees |
|---|---|
| Drive Style | Cross |
| Fastener Length | Between 1.188 inches and 1.250 inches |
| Hardness Rating | Between 26.0 rockwell c and 32.0 rockwell c |
| Head Diameter | Between 0.332 inches and 0.385 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Min. Tensile Strength (psi) | 125000 pounds per square inch |
| Screw Material | Steel |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Class 3 federal specification single treatment response type 2 qq-p-416 |
| Special Features | Extended point on threaded end 57 to 63 degrees |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 1.046 inches and 1.170 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS24693-278B MS 1-1/4 in · Flat countersunk
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Catalog data updated 2026-07-05. Report a data error