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MS51957-80B
1/4-20X5/8 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox
Description
Machine Screw
Specifications
| Country of Origin | USA |
|---|---|
| Diameter | 1/4 |
| Drive | Phillips |
| Drive Type | Phillips |
| Fastener Length | 0.594 inches minimum and 0.625 inches maximum |
| Finish | Black Oxide |
| Full Size | 1/4-20 x 5/8 |
| Head Angle | 100 ? |
| Head Diameter | 0.473 inches minimum and 0.492 inches maximum |
| Head Height | 0.162 inches minimum and 0.175 inches maximum |
| Head Style | Pan Head |
| Head Type | Pan |
| Industry Standards/Certification | AN507 |
| Internal Drive Style | Cross recess type 1 |
| Length | 5/8 |
| Material | CRES |
| MilspecPart | MS51957-B |
| Min. Tensile Strength (psi) | 80000 pounds per square inch |
| Nondefinitive Specification/Std Data | 3 type and 9c style |
| Screw Material | Steel |
| Size | 1/4-20 |
| Thread Class | 2a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.494 inches minimum and 0.625 inches maximum |
| Thread Qty Per Inch (tpi) | 20 |
| Thread Series Designator | UNC |
| Thread Type | UNC |
| Threads Per Inch | 20 |
| U.O.M. | Imperial |
| Weight | 0.01 lb |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS51957-80B. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error