screws › machine screws
B1821AH050C325N
Screw
Description
Fastener Length: 3-1/4", Thread: 1/2-13, Thread Length: 1-1/4"
Specifications
| Fastener Length | 3.250 |
|---|---|
| Head Height | 0.302 inches minimum and 0.364 inches maximum |
| Head Style | Hexagon Head |
| Length | 3 1/4 |
| Material | Steel |
| Material Specification | Astm a354 grbd assn std single material response |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty2, cl3 fed spec single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | 1.250 |
| Thread Qty | 13 |
| Thread Qty Per Inch (tpi) | 13 |
| Thread Series Designator | UNC |
| Thread Size | 1/2 |
| Width Between Flats | 0.725 inches minimum and 0.750 inches maximum |
Cross-reference
No interchangeable or dimensionally similar parts are on record for B1821AH050C325N. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error