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B1821BH050C250N
Machine Screw
Description
Fastener Length: 2-1/2", Thread: 1/2-13, Thread Length: 1-7/16", B1821 series screw
Specifications
| Fastener Length | 2.500 |
|---|---|
| Head Height | Between 0.302 inches and 0.323 inches |
| Head Style | Hexagon Head |
| Length | 2 1/2 |
| Material | Steel |
| Material Specification | Saej429 grade 8 assn standard single material response or sstma354 grade bd assn standard single material response |
| Min. Tensile Strength (psi) | 150000 pounds per square inch |
| Surface Finish | 63.0 microinches threads |
| Surface Treatment | Zinc and chromate |
| Surface Treatment Specification | Astm b633 type 2 sc 3 assn standard single treatment response |
| Thread Class | 2a |
| Thread Diameter | 0.500 |
| Thread Direction | Right-hand |
| Thread Length | Between 1.250 inches and 1.442 inches |
| Thread Qty Per Inch (tpi) | 13 |
| Thread Series | UNC |
| Thread Series Designator | Unc (coarse thread) |
| Thread Size | 1/2 |
| Width Between Flats | Between 0.736 inches and 0.750 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for B1821BH050C250N. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error