screws › hexagon head cap screws
B1821BH050C400N
Hexagon Head Cap Screw
Description
Fastener Length: 3-63/64", Thread: 1/2-13, Thread Length: 1-7/16", B1821 series screw
Specifications
| Fastener Length | Between 3.906 inches and 4.000 inches |
|---|---|
| Head Height | Between 0.302 inches and 0.323 inches |
| Material | Steel |
| Material Specification | Saej429 grade 8 assn standard single material response or astma354 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 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- B1821BH050C075N
- B1821BH050C175N
- B1821BH050C225N
- B1821BH050C350N
- B1821BH050C400N
- B1821BH050C550N
Cross-reference
No interchangeable or dimensionally similar parts are on record for B1821BH050C400N. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error