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MS51959-30B
Military Standard Machine Screw
Description
Fastener Length: 1/2", Thread: 6-32, Thread Length: 13/32", black oxide
Specifications
| Countersink Angle | Between 80.0 degrees and 82.0 degrees |
|---|---|
| Departure From Cited Designator | As modified by finish |
| Fastener Length | Between 0.469 inches and 0.500 inches |
| Head Diameter | Between 0.244 inches and 0.279 inches |
| Head Style | Flat countersunk |
| Internal Drive Style | Cross recess type 1 |
| Length | 1/2 |
| Material | CRES |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Nondefinitive Specification/Std Data | 3 type and 2c style |
| Screw Material | Stainless steel or steel |
| Screw Surface Treatment | Oxide |
| Screw Surface Treatment Specification | Cl 4 military specification single treatment response mil-c-13924 |
| Thread Class | 2a |
| Thread Diameter | 0.138 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.324 inches and 0.417 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 6 |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS51959-30B. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error